Follow-up to rename of FLUTTER_ENGINE_VERSION env variable.

This is to fix broken flutter hh builtder https://ci.chromium.org/ui/p/dart/builders/ci.sandbox/flutter-linux-flutter-plugins/7059

Fixed led build https://ci.chromium.org/b/8724628196311960721

https://github.com/flutter/flutter/commit/a3f0704f25f0690fbd0228c447ab047e49df6f9d is where environment variable was renamed.

Change-Id: Ibae6fc7f40d299f166489e4d69cb08282d524758
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/62560
Commit-Queue: Alexander Thomas <athom@google.com>
Reviewed-by: Alexander Thomas <athom@google.com>
diff --git a/recipes/engine_v2/tester.expected/engine.json b/recipes/engine_v2/tester.expected/engine.json
index 3342627..9009d3f 100644
--- a/recipes/engine_v2/tester.expected/engine.json
+++ b/recipes/engine_v2/tester.expected/engine.json
@@ -430,7 +430,7 @@
     "env": {
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "12345",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "12345",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/81123491",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
@@ -473,7 +473,7 @@
     "env": {
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "12345",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "12345",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/81123491",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
diff --git a/recipes/engine_v2/tester.expected/monorepo.json b/recipes/engine_v2/tester.expected/monorepo.json
index 5e2cd96..a8e7cbd 100644
--- a/recipes/engine_v2/tester.expected/monorepo.json
+++ b/recipes/engine_v2/tester.expected/monorepo.json
@@ -664,7 +664,7 @@
     "env": {
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo/123",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
@@ -707,7 +707,7 @@
     "env": {
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo/123",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
diff --git a/recipes/engine_v2/tester.expected/monorepo_framework_tests.json b/recipes/engine_v2/tester.expected/monorepo_framework_tests.json
index a8849e0..758e318 100644
--- a/recipes/engine_v2/tester.expected/monorepo_framework_tests.json
+++ b/recipes/engine_v2/tester.expected/monorepo_framework_tests.json
@@ -739,7 +739,7 @@
       "ANDROID_USER_HOME": "[CLEANUP]/tmp_tmp_1/.android",
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo/123",
       "GIT_BRANCH": "",
       "GRADLE_OPTS": "-Dorg.gradle.daemon=false",
@@ -789,7 +789,7 @@
       "ANDROID_USER_HOME": "[CLEANUP]/tmp_tmp_1/.android",
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo/123",
       "GIT_BRANCH": "",
       "GRADLE_OPTS": "-Dorg.gradle.daemon=false",
diff --git a/recipes/engine_v2/tester.expected/monorepo_tryjob.json b/recipes/engine_v2/tester.expected/monorepo_tryjob.json
index ecfe460..d678c85 100644
--- a/recipes/engine_v2/tester.expected/monorepo_tryjob.json
+++ b/recipes/engine_v2/tester.expected/monorepo_tryjob.json
@@ -430,7 +430,7 @@
     "env": {
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "81123491",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "81123491",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo_try/81123491",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
@@ -473,7 +473,7 @@
     "env": {
       "ARTIFACT_HUB_REPOSITORY": "artifactregistry://us-maven.pkg.dev/artifact-foundry-prod/maven-3p",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "81123491",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "81123491",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo_try/81123491",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
diff --git a/recipes/engine_v2/tester.expected/monorepo_web_tests.json b/recipes/engine_v2/tester.expected/monorepo_web_tests.json
index a940a25..6729f8d 100644
--- a/recipes/engine_v2/tester.expected/monorepo_web_tests.json
+++ b/recipes/engine_v2/tester.expected/monorepo_web_tests.json
@@ -754,7 +754,7 @@
       "CHROME_EXECUTABLE": "[CACHE]/chrome/chrome/chrome",
       "CHROME_NO_SANDBOX": "true",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo/123",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
@@ -801,7 +801,7 @@
       "CHROME_EXECUTABLE": "[CACHE]/chrome/chrome/chrome",
       "CHROME_NO_SANDBOX": "true",
       "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
-      "FLUTTER_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+      "FLUTTER_PREBUILT_ENGINE_VERSION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
       "FLUTTER_STORAGE_BASE_URL": "https://storage.googleapis.com/flutter_archives_v2/monorepo/123",
       "GIT_BRANCH": "",
       "LUCI_BRANCH": "",
diff --git a/recipes/engine_v2/tester.py b/recipes/engine_v2/tester.py
index 5c03ab2..30bd56f 100644
--- a/recipes/engine_v2/tester.py
+++ b/recipes/engine_v2/tester.py
@@ -127,7 +127,7 @@
     shard_name = '%s %s' % (shard, subshard)
   else:
     shard_name = shard
-  env['FLUTTER_ENGINE_VERSION'] = engine_version
+  env['FLUTTER_PREBUILT_ENGINE_VERSION'] = engine_version
   env['FLUTTER_STORAGE_BASE_URL'] = artifact_url
   with api.context(env=env, env_prefixes=env_prefixes, cwd=flutter):
     api.retry.step(