remove SetupMacOSSDK

Bug: https://github.com/flutter/flutter/issues/66592

Change-Id: Ib176f4506a54c3f47df6110c674fcbb5f459b593
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/6761
Reviewed-by: Keyong Han <keyonghan@google.com>
Commit-Queue: Christopher Fujino <fujino@google.com>
diff --git a/recipes/engine_1_22_0.expected/mac.json b/recipes/engine_1_22_0.expected/mac.json
index ac315d9..a8ea9ec 100644
--- a/recipes/engine_1_22_0.expected/mac.json
+++ b/recipes/engine_1_22_0.expected/mac.json
@@ -6165,52 +6165,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6220,8 +6174,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode.json b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode.json
index f266933..49e2eb3 100644
--- a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode.json
+++ b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode.json
@@ -6165,52 +6165,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6220,8 +6174,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_no_lto.json b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_no_lto.json
index 0532e63..496e83f 100644
--- a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_no_lto.json
@@ -6172,52 +6172,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6227,8 +6181,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd.json b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd.json
index f266933..49e2eb3 100644
--- a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd.json
+++ b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd.json
@@ -6165,52 +6165,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6220,8 +6174,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd_no_lto.json b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd_no_lto.json
index 0532e63..496e83f 100644
--- a/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_maven_or_bitcode_publish_cipd_no_lto.json
@@ -6172,52 +6172,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6227,8 +6181,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_no_lto.json b/recipes/engine_1_22_0.expected/mac_no_lto.json
index ccee28f..9a876e0 100644
--- a/recipes/engine_1_22_0.expected/mac_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_no_lto.json
@@ -6172,52 +6172,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6227,8 +6181,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_publish_cipd.json b/recipes/engine_1_22_0.expected/mac_publish_cipd.json
index ac315d9..a8ea9ec 100644
--- a/recipes/engine_1_22_0.expected/mac_publish_cipd.json
+++ b/recipes/engine_1_22_0.expected/mac_publish_cipd.json
@@ -6165,52 +6165,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6220,8 +6174,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_publish_cipd_no_lto.json b/recipes/engine_1_22_0.expected/mac_publish_cipd_no_lto.json
index ccee28f..9a876e0 100644
--- a/recipes/engine_1_22_0.expected/mac_publish_cipd_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_publish_cipd_no_lto.json
@@ -6172,52 +6172,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
-      ]
-    },
-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
-      ],
-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6227,8 +6181,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload.json b/recipes/engine_1_22_0.expected/mac_upload.json
index 3214f72..3214eea 100644
--- a/recipes/engine_1_22_0.expected/mac_upload.json
+++ b/recipes/engine_1_22_0.expected/mac_upload.json
@@ -6777,52 +6777,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
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-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
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-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
-      ]
-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6832,8 +6786,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode.json b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode.json
index ee1377c..3707dc7 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode.json
@@ -6777,52 +6777,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
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-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
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-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
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-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
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-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6832,8 +6786,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_no_lto.json b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_no_lto.json
index 3085d51..a167038 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_no_lto.json
@@ -6784,52 +6784,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
-      "-json-output",
-      "/path/to/tmp/json"
-    ],
-    "cwd": "[CACHE]/builder",
-    "env": {
-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
-    },
-    "env_prefixes": {
-      "PATH": [
-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
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-    "env_suffixes": {
-      "DEPOT_TOOLS_UPDATE": [
-        "0"
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-      "PATH": [
-        "RECIPE_REPO[depot_tools]"
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-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
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-  {
-    "cmd": [
       "gem",
       "install",
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@@ -6839,8 +6793,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd.json b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd.json
index ee1377c..3707dc7 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd.json
@@ -6777,52 +6777,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
-      "0",
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-      "/path/to/tmp/json"
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-      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client"
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-    "env_prefixes": {
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-        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
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-      "PATH": [
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-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
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-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
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-      "@@@STEP_LOG_END@json.output@@@"
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-  {
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       "install",
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@@ -6832,8 +6786,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd_no_lto.json b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd_no_lto.json
index 3085d51..a167038 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_maven_or_bitcode_publish_cipd_no_lto.json
@@ -6784,52 +6784,6 @@
   },
   {
     "cmd": [
-      "cipd",
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-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
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-    "name": "ensure_installed (3)",
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-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
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@@ -6839,8 +6793,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
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-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_no_lto.json b/recipes/engine_1_22_0.expected/mac_upload_no_lto.json
index b216db8..ebcd87e 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_no_lto.json
@@ -6784,52 +6784,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
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-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
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       "install",
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@@ -6839,8 +6793,7 @@
     "cwd": "[START_DIR]/gems",
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       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_publish_cipd.json b/recipes/engine_1_22_0.expected/mac_upload_publish_cipd.json
index 3214f72..3214eea 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_publish_cipd.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_publish_cipd.json
@@ -6777,52 +6777,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
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-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
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@@ -6832,8 +6786,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/mac_upload_publish_cipd_no_lto.json b/recipes/engine_1_22_0.expected/mac_upload_publish_cipd_no_lto.json
index b216db8..ebcd87e 100644
--- a/recipes/engine_1_22_0.expected/mac_upload_publish_cipd_no_lto.json
+++ b/recipes/engine_1_22_0.expected/mac_upload_publish_cipd_no_lto.json
@@ -6784,52 +6784,6 @@
   },
   {
     "cmd": [
-      "cipd",
-      "ensure",
-      "-root",
-      "[CACHE]/xcode_binary",
-      "-ensure-file",
-      "infra_internal/ios/xcode/xcode_binaries/${platform} yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC",
-      "-max-threads",
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-      "GOMA_DIR": "[CACHE]/goma/client"
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-      "PATH": [
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-    },
-    "name": "ensure_installed (3)",
-    "~followup_annotations": [
-      "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
-      "@@@STEP_LOG_LINE@json.output@      {@@@",
-      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-yjQtk3auAegQO4t1\", @@@",
-      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra_internal/ios/xcode/xcode_binaries/resolved-platform\"@@@",
-      "@@@STEP_LOG_LINE@json.output@      }@@@",
-      "@@@STEP_LOG_LINE@json.output@    ]@@@",
-      "@@@STEP_LOG_LINE@json.output@  }@@@",
-      "@@@STEP_LOG_LINE@json.output@}@@@",
-      "@@@STEP_LOG_END@json.output@@@"
-    ]
-  },
-  {
-    "cmd": [
       "gem",
       "install",
       "jazzy:0.8.4",
@@ -6839,8 +6793,7 @@
     "cwd": "[START_DIR]/gems",
     "env": {
       "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
-      "GOMA_DIR": "[CACHE]/goma/client",
-      "SDKROOT": "[CACHE]/xcode_binary/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk"
+      "GOMA_DIR": "[CACHE]/goma/client"
     },
     "env_prefixes": {
       "PATH": [
diff --git a/recipes/engine_1_22_0.expected/safeupload_raise_on_duplicate.json b/recipes/engine_1_22_0.expected/safeupload_raise_on_duplicate.json
index 99b31f0..82a7648 100644
--- a/recipes/engine_1_22_0.expected/safeupload_raise_on_duplicate.json
+++ b/recipes/engine_1_22_0.expected/safeupload_raise_on_duplicate.json
@@ -2239,7 +2239,7 @@
       "The recipe has crashed at point 'Uncaught exception'!",
       "",
       "Traceback (most recent call last):",
-      "  File \"RECIPE_REPO[flutter]/recipes/engine_1_22_0.py\", line 1552, in RunSteps",
+      "  File \"RECIPE_REPO[flutter]/recipes/engine_1_22_0.py\", line 1529, in RunSteps",
       "    BuildLinux(api)",
       "  File \"RECIPE_REPO[flutter]/recipes/engine_1_22_0.py\", line 704, in BuildLinux",
       "    'out/host_debug_unopt/gen/frontend_server.dart.snapshot',",
diff --git a/recipes/engine_1_22_0.py b/recipes/engine_1_22_0.py
index 86656f9..20f2ef4 100644
--- a/recipes/engine_1_22_0.py
+++ b/recipes/engine_1_22_0.py
@@ -1439,30 +1439,6 @@
                GetCloudPath(api, 'android-javadoc.zip'))
 
 
-# The MacOSX10.15 SDK included in Xcode 11 does not ship Ruby 2.3 headers,
-# so jazzy installation will fail on MacOS 10.14 + Xcode 11. Workaround
-# that by specifying an external MacOSX10.14 SDK to use during gem installation.
-#
-# TODO(https://crbug.com/998883): remove this method and all references to it
-# once the bots are upgraded to MacOS 10.15.
-@contextmanager
-def SetupMacOSSDK(api):
-  xcode_binary_cache_dir = api.path['cache'].join('xcode_binary')
-  # Pull a trimmed version of Xcode 10.2.1(10E1001) that contains the MacOS
-  # 10.14 SDK needed for installing gems. This does not affect what
-  # `xcode-select -p` points to.
-  api.cipd.ensure(
-      xcode_binary_cache_dir,
-      api.cipd.EnsureFile().add_package(
-          'infra_internal/ios/xcode/xcode_binaries/${platform}',
-          'yjQtk3auAegQO4t18uBtBlKbj76xBjVtLE-3UM2faRUC'))
-
-  # Override SDKROOT during gem installation.
-  sdk_relative_path = 'Contents/Developer/Platforms/' \
-                      'MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk'
-  with api.context(
-      env={"SDKROOT": xcode_binary_cache_dir.join(sdk_relative_path)}):
-    yield
 
 
 @contextmanager
@@ -1470,14 +1446,15 @@
   gem_dir = api.path['start_dir'].join('gems')
   api.file.ensure_directory('mkdir gems', gem_dir)
 
-  with SetupMacOSSDK(api):
-    with api.context(cwd=gem_dir):
-      api.step('install jazzy', [
-          'gem', 'install', 'jazzy:' + api.properties['jazzy_version'],
-          '--install-dir', '.'
-      ])
-  with api.context(
-      env={"GEM_HOME": gem_dir}, env_prefixes={'PATH': [gem_dir.join('bin')]}):
+  with api.context(cwd=gem_dir):
+    api.step(
+        'install jazzy', [
+            'gem', 'install', 'jazzy:' + api.properties['jazzy_version'],
+            '--install-dir', '.'
+        ]
+    )
+  with api.context(env={"GEM_HOME": gem_dir},
+                   env_prefixes={'PATH': [gem_dir.join('bin')]}):
     yield
 
 
@@ -1591,9 +1568,9 @@
           for no_lto in (True, False):
             test = api.test(
                 '%s%s%s%s%s' % (platform, '_upload' if should_upload else '',
-                              '_maven_or_bitcode' if maven_or_bitcode else '',
-                              '_publish_cipd' if should_publish_cipd else '',
-                              '_no_lto' if no_lto else ''),
+                                '_maven_or_bitcode' if maven_or_bitcode else '',
+                                '_publish_cipd' if should_publish_cipd else '',
+                                '_no_lto' if no_lto else ''),
                 api.platform(platform, 64),
                 api.buildbucket.ci_build(
                     builder='%s Engine' % platform.capitalize(),