Move build -> gn/standalone

Make it explicit that those gn files are only for the standalone
build.

Bug: 68710794
Change-Id: I7e2a15219d63b62bf8f249becfdbf39fda2cc183
diff --git a/.gn b/.gn
index 10d8679..d96dec4 100644
--- a/.gn
+++ b/.gn
@@ -1 +1 @@
-buildconfig = "//build/BUILDCONFIG.gn"
+buildconfig = "//gn/standalone/BUILDCONFIG.gn"
diff --git a/.travis.yml b/.travis.yml
index e432830..3013aaa 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -132,14 +132,14 @@
 install:
   - |
     if [[ "$CFG" != android-* ]]; then
-      build/install-build-deps --no-android
+      tools/install-build-deps --no-android
     else
-      build/install-build-deps
+      tools/install-build-deps
     fi
 
 script:
-  - build/gn gen out/dist --args="${GN_ARGS}" --check
-  - build/ninja -C out/dist -j8 all
+  - tools/gn gen out/dist --args="${GN_ARGS}" --check
+  - tools/ninja -C out/dist -j8 all
   - |
     TEST_TARGETS="
     perfetto_tests
@@ -151,9 +151,9 @@
       done
     else
       TARGET_ARCH=$(echo $CFG | cut -d- -f3)
-      build/run_android_emulator $TARGET_ARCH --pid /tmp/emulator.pid -v &
+      tools/run_android_emulator $TARGET_ARCH --pid /tmp/emulator.pid -v &
       for TEST_TARGET in $TEST_TARGETS; do
-        build/run_android_test out/dist "$TEST_TARGET"
+        tools/run_android_test out/dist "$TEST_TARGET"
       done
     fi
 
diff --git a/README.md b/README.md
index 77c9e30..64bffcd 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,8 @@
 Get the code
 ------------
 ### Prerequisites
-All dependent libraries are self-hosted and pulled by the `build/install-build-deps` script.  
+All dependent libraries are self-hosted and pulled by the
+`tools/install-build-deps` script.  
 The only requirements on the host are
 python, git and a compiler (preferably clang, gcc is maintained best-effort):  
 `$ sudo apt-get update && sudo apt-get install git clang python`
@@ -43,18 +44,18 @@
 ------------------
 ### Build from a standalone checkout
 If you are a chromium developer and have depot_tools installed you can avoid
-the `build/` prefix below and just use gn/ninja from depot_tools.
+the `tools/` prefix below and just use gn/ninja from depot_tools.
 
-`$ build/install-build-deps` to install third-party build deps (NDK etc)
+`$ tools/install-build-deps` to install third-party build deps (NDK etc)
 
-`$ build/gn args out/android` to generate build files and enter in the editor:
+`$ tools/gn args out/android` to generate build files and enter in the editor:
 ```
 target_os = "android"          # Leave empty for local testing
 target_cpu = "arm" or "arm64"  # Only when building for Android
 ```
 (See the [Build Configurations](#build-configurations) section below for more)
 
-`$ build/ninja -C out/android all`
+`$ tools/ninja -C out/android all`
 
 
 ### Build from the Android tree
@@ -65,7 +66,7 @@
 ---------
 ### On the host (Linux / OSX)
 ```
-$ build/ninja -C out/default (tracing_unittests | tracing_benchmarks)
+$ tools/ninja -C out/default (tracing_unittests | tracing_benchmarks)
 $ out/default/tracing_unittests --gtest_help
 ```
 
@@ -73,10 +74,10 @@
 Either connect a device in [ADB mode][adb-docs] or use the bundled emulator.
 
 To start the emulator:  
-`$ build/run_android_emulator (arm | arm64) &`
+`$ tools/run_android_emulator (arm | arm64) &`
 
 To run the tests (either on the emulator or physical device):  
-`$ build/run_android_test out/default tracing_unittests`
+`$ tools/run_android_test out/default tracing_unittests`
 
 
 Build configurations
diff --git a/buildtools/BUILD.gn b/buildtools/BUILD.gn
index 814188d..6868064 100644
--- a/buildtools/BUILD.gn
+++ b/buildtools/BUILD.gn
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/libc++/libc++.gni")
+import("//gn/standalone/libc++/libc++.gni")
 
 # Mimimal config to be used in production (i.e. non-test) targets. This is
 # really just to allowing include "gtest/gtest_prod.h" for the FRIEND_TEST macro
@@ -50,7 +50,7 @@
 source_set("gtest") {
   testonly = true
   include_dirs = [ "googletest/googletest" ]
-  configs -= [ "//build:extra_warnings" ]
+  configs -= [ "//gn/standalone:extra_warnings" ]
   public_configs = [ ":googletest_config" ]
   all_dependent_configs = [ ":googletest_config" ]
   sources = [
@@ -60,7 +60,7 @@
 
 source_set("gtest_main") {
   testonly = true
-  configs -= [ "//build:extra_warnings" ]
+  configs -= [ "//gn/standalone:extra_warnings" ]
   configs += [ ":googletest_config" ]
   sources = [
     "googletest/googletest/src/gtest_main.cc",
@@ -70,7 +70,7 @@
 source_set("gmock") {
   testonly = true
   include_dirs = [ "googletest/googlemock" ]
-  configs -= [ "//build:extra_warnings" ]
+  configs -= [ "//gn/standalone:extra_warnings" ]
   public_configs = [ ":googletest_config" ]
   all_dependent_configs = [ ":googletest_config" ]
   sources = [
@@ -79,7 +79,7 @@
 }
 
 # This config is applied to the autogenerated .pb.{cc,h} files in
-# //build/proto_library.gni. This config is propagated up to the source sets
+# //gn/standalone/proto_library.gni. This config is propagated up to the source sets
 # that depend on generated proto headers. Therefore this should stay as lean and
 # clean as possible in terms of -W-no* suppressions. Thankfully the
 # autogenerated .pb.h headers violate less warnings than the libprotobuf_*
@@ -161,7 +161,7 @@
     "protobuf/src/google/protobuf/stubs/time.cc",
     "protobuf/src/google/protobuf/wire_format_lite.cc",
   ]
-  configs -= [ "//build:extra_warnings" ]
+  configs -= [ "//gn/standalone:extra_warnings" ]
   public_configs = [ ":protobuf_config" ]
 }
 
@@ -224,7 +224,7 @@
     "protobuf/src/google/protobuf/wire_format.cc",
     "protobuf/src/google/protobuf/wrappers.pb.cc",
   ]
-  configs -= [ "//build:extra_warnings" ]
+  configs -= [ "//gn/standalone:extra_warnings" ]
   public_configs = [ ":protobuf_config" ]
 }
 
@@ -326,7 +326,7 @@
       "protobuf/src/google/protobuf/compiler/subprocess.cc",
       "protobuf/src/google/protobuf/compiler/zip_writer.cc",
     ]
-    configs -= [ "//build:extra_warnings" ]
+    configs -= [ "//gn/standalone:extra_warnings" ]
     public_configs = [ ":protobuf_config" ]
   }
 
@@ -338,7 +338,7 @@
     sources = [
       "protobuf/src/google/protobuf/compiler/main.cc",
     ]
-    configs -= [ "//build:extra_warnings" ]
+    configs -= [ "//gn/standalone:extra_warnings" ]
   }
 }  # host_toolchain
 
@@ -368,18 +368,18 @@
     ]
     include_dirs = [ "libunwind/include" ]
     configs -= [
-      "//build:extra_warnings",
-      "//build:no_exceptions",
-      "//build:no_rtti",
+      "//gn/standalone:extra_warnings",
+      "//gn/standalone:no_exceptions",
+      "//gn/standalone:no_rtti",
 
       # When building with msan, libunwind itself triggers memory violations
       # that causes msan to get stuck into an infinite loop. Just don't
       # instrument libunwind itself.
-      "//build/sanitizers:sanitizers_cflags",
+      "//gn/standalone/sanitizers:sanitizers_cflags",
     ]
     configs += [
       ":libc++config",
-      "//build/sanitizers:sanitizer_options_link_helper",
+      "//gn/standalone/sanitizers:sanitizer_options_link_helper",
     ]
   }
 
@@ -409,13 +409,13 @@
       sources += [ "libcxxabi/src/cxa_thread_atexit.cpp" ]
     }
     configs -= [
-      "//build:extra_warnings",
-      "//build:no_exceptions",
-      "//build:no_rtti",
+      "//gn/standalone:extra_warnings",
+      "//gn/standalone:no_exceptions",
+      "//gn/standalone:no_rtti",
     ]
     configs += [
       ":libc++config",
-      "//build/sanitizers:sanitizer_options_link_helper",
+      "//gn/standalone/sanitizers:sanitizer_options_link_helper",
     ]
     deps = [
       ":libunwind",
@@ -461,13 +461,13 @@
       "libcxx/src/variant.cpp",
     ]
     configs -= [
-      "//build:extra_warnings",
-      "//build:no_exceptions",
-      "//build:no_rtti",
+      "//gn/standalone:extra_warnings",
+      "//gn/standalone:no_exceptions",
+      "//gn/standalone:no_rtti",
     ]
     configs += [
       ":libc++config",
-      "//build/sanitizers:sanitizer_options_link_helper",
+      "//gn/standalone/sanitizers:sanitizer_options_link_helper",
     ]
     defines = [ "_LIBCPP_BUILDING_LIBRARY" ]
     deps = [
@@ -526,5 +526,5 @@
   defines = [ "HAVE_POSIX_REGEX" ]
   public_configs = [ ":benchmark_config" ]
   all_dependent_configs = [ ":benchmark_config" ]
-  configs -= [ "//build:extra_warnings" ]
+  configs -= [ "//gn/standalone:extra_warnings" ]
 }
diff --git a/gn/BUILD.gn b/gn/BUILD.gn
index 92fba54..41b5217 100644
--- a/gn/BUILD.gn
+++ b/gn/BUILD.gn
@@ -83,8 +83,8 @@
   public_configs = [ ":default_config" ]
   if (!build_with_chromium) {
     public_deps = [
-      "//build/libc++:deps",
-      "//build/sanitizers:deps",
+      "//gn/standalone/libc++:deps",
+      "//gn/standalone/sanitizers:deps",
     ]
   }
 }
diff --git a/gn/proto_library.gni b/gn/proto_library.gni
index 97b95d2..3ccdeab 100644
--- a/gn/proto_library.gni
+++ b/gn/proto_library.gni
@@ -15,9 +15,7 @@
 import("//build_overrides/build.gni")
 
 if (!build_with_chromium) {
-  # TODO(primiano): Just move //build/proto_library.gni inside this branch,
-  # there is no need to have that in //build at this point.
-  import("//build/proto_library.gni")
+  import("//gn/standalone/proto_library.gni")
 } else {
   import("//third_party/protobuf/proto_library.gni")
 }
diff --git a/build/BUILD.gn b/gn/standalone/BUILD.gn
similarity index 97%
rename from build/BUILD.gn
rename to gn/standalone/BUILD.gn
index 916b448..59f60fd 100644
--- a/build/BUILD.gn
+++ b/gn/standalone/BUILD.gn
@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/android.gni")
-import("//build/sanitizers/sanitizers.gni")
+import("//gn/standalone/android.gni")
+import("//gn/standalone/sanitizers/sanitizers.gni")
 
 config("extra_warnings") {
   cflags = [
diff --git a/build/BUILDCONFIG.gn b/gn/standalone/BUILDCONFIG.gn
similarity index 75%
rename from build/BUILDCONFIG.gn
rename to gn/standalone/BUILDCONFIG.gn
index 26f5fb0..b1d103f 100644
--- a/build/BUILDCONFIG.gn
+++ b/gn/standalone/BUILDCONFIG.gn
@@ -45,17 +45,17 @@
 }
 
 default_configs = [
-  "//build:debug_symbols",
-  "//build:default",
-  "//build:extra_warnings",
-  "//build:no_exceptions",
-  "//build:no_rtti",
-  "//build/libc++:config",
-  "//build/sanitizers:sanitizers_cflags",
+  "//gn/standalone:debug_symbols",
+  "//gn/standalone:default",
+  "//gn/standalone:extra_warnings",
+  "//gn/standalone:no_exceptions",
+  "//gn/standalone:no_rtti",
+  "//gn/standalone/libc++:config",
+  "//gn/standalone/sanitizers:sanitizers_cflags",
 ]
 
 if (!is_debug) {
-  default_configs += [ "//build:release" ]
+  default_configs += [ "//gn/standalone:release" ]
 }
 
 set_defaults("source_set") {
@@ -71,13 +71,13 @@
 # libc++ itself on these targets.
 set_defaults("shared_library") {
   configs = default_configs
-  configs += [ "//build:shared_library" ]
+  configs += [ "//gn/standalone:shared_library" ]
 }
 
 set_defaults("executable") {
   configs = default_configs
-  configs += [ "//build:executable" ]
+  configs += [ "//gn/standalone:executable" ]
 }
 
-set_default_toolchain("//build/toolchain:gcc_like")
-host_toolchain = "//build/toolchain:gcc_like_host"
+set_default_toolchain("//gn/standalone/toolchain:gcc_like")
+host_toolchain = "//gn/standalone/toolchain:gcc_like_host"
diff --git a/build/android.gni b/gn/standalone/android.gni
similarity index 100%
rename from build/android.gni
rename to gn/standalone/android.gni
diff --git a/build/build_tool_wrapper.py b/gn/standalone/build_tool_wrapper.py
similarity index 100%
rename from build/build_tool_wrapper.py
rename to gn/standalone/build_tool_wrapper.py
diff --git a/build/libc++/BUILD.gn b/gn/standalone/libc++/BUILD.gn
similarity index 100%
rename from build/libc++/BUILD.gn
rename to gn/standalone/libc++/BUILD.gn
diff --git a/build/libc++/libc++.gni b/gn/standalone/libc++/libc++.gni
similarity index 97%
rename from build/libc++/libc++.gni
rename to gn/standalone/libc++/libc++.gni
index c128d10..3306590 100644
--- a/build/libc++/libc++.gni
+++ b/gn/standalone/libc++/libc++.gni
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/sanitizers/sanitizers.gni")
+import("//gn/standalone/sanitizers/sanitizers.gni")
 
 declare_args() {
   # Background:
diff --git a/build/proto_library.gni b/gn/standalone/proto_library.gni
similarity index 97%
rename from build/proto_library.gni
rename to gn/standalone/proto_library.gni
index 5317379..90c7819 100644
--- a/build/proto_library.gni
+++ b/gn/standalone/proto_library.gni
@@ -93,7 +93,7 @@
   # The XXX_gen action that generates the .pb.{cc,h} files.
   action(action_name) {
     visibility = [ ":$source_set_name" ]
-    script = "//build/build_tool_wrapper.py"
+    script = "//gn/standalone/build_tool_wrapper.py"
     sources = proto_sources
     outputs = get_path_info(protogens, "abspath")
 
@@ -162,7 +162,7 @@
 
     sources = get_target_outputs(":$action_name")
 
-    configs -= [ "//build:extra_warnings" ]
+    configs -= [ "//gn/standalone:extra_warnings" ]
     if (defined(invoker.extra_configs)) {
       configs += invoker.extra_configs
     }
diff --git a/build/sanitizers/BUILD.gn b/gn/standalone/sanitizers/BUILD.gn
similarity index 98%
rename from build/sanitizers/BUILD.gn
rename to gn/standalone/sanitizers/BUILD.gn
index eac8963..0fec24a 100644
--- a/build/sanitizers/BUILD.gn
+++ b/gn/standalone/sanitizers/BUILD.gn
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/sanitizers/sanitizers.gni")
+import("//gn/standalone/sanitizers/sanitizers.gni")
 
 # Link dependencies for sanitizers for executables.
 group("deps") {
diff --git a/build/sanitizers/blacklist.txt b/gn/standalone/sanitizers/blacklist.txt
similarity index 100%
rename from build/sanitizers/blacklist.txt
rename to gn/standalone/sanitizers/blacklist.txt
diff --git a/build/sanitizers/sanitizers.gni b/gn/standalone/sanitizers/sanitizers.gni
similarity index 93%
rename from build/sanitizers/sanitizers.gni
rename to gn/standalone/sanitizers/sanitizers.gni
index 3729701..95f40d1 100644
--- a/build/sanitizers/sanitizers.gni
+++ b/gn/standalone/sanitizers/sanitizers.gni
@@ -12,9 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/android.gni")
-import("//build/sanitizers/vars.gni")
-import("//build/toolchain/llvm.gni")
+import("//gn/standalone/android.gni")
+import("//gn/standalone/sanitizers/vars.gni")
+import("//gn/standalone/toolchain/llvm.gni")
 
 declare_args() {
   sanitizer_lib_base_name_ = ""
diff --git a/build/sanitizers/vars.gni b/gn/standalone/sanitizers/vars.gni
similarity index 100%
rename from build/sanitizers/vars.gni
rename to gn/standalone/sanitizers/vars.gni
diff --git a/build/toolchain/BUILD.gn b/gn/standalone/toolchain/BUILD.gn
similarity index 98%
rename from build/toolchain/BUILD.gn
rename to gn/standalone/toolchain/BUILD.gn
index 2380d98..251c7c2 100644
--- a/build/toolchain/BUILD.gn
+++ b/gn/standalone/toolchain/BUILD.gn
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/android.gni")
+import("//gn/standalone/android.gni")
 import("llvm.gni")
 
 declare_args() {
diff --git a/build/toolchain/linux_find_llvm.py b/gn/standalone/toolchain/linux_find_llvm.py
similarity index 100%
rename from build/toolchain/linux_find_llvm.py
rename to gn/standalone/toolchain/linux_find_llvm.py
diff --git a/build/toolchain/llvm.gni b/gn/standalone/toolchain/llvm.gni
similarity index 96%
rename from build/toolchain/llvm.gni
rename to gn/standalone/toolchain/llvm.gni
index 4d30d0d..ae490ad 100644
--- a/build/toolchain/llvm.gni
+++ b/gn/standalone/toolchain/llvm.gni
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import("//build/sanitizers/vars.gni")
+import("//gn/standalone/sanitizers/vars.gni")
 
 declare_args() {
   is_hermetic_clang = is_clang && is_linux_host && using_sanitizer
diff --git a/build/toolchain/mac_find_llvm.py b/gn/standalone/toolchain/mac_find_llvm.py
similarity index 100%
rename from build/toolchain/mac_find_llvm.py
rename to gn/standalone/toolchain/mac_find_llvm.py
diff --git a/protos/ftrace/BUILD.gn b/protos/ftrace/BUILD.gn
index 0816b59..78ef707 100644
--- a/protos/ftrace/BUILD.gn
+++ b/protos/ftrace/BUILD.gn
@@ -25,7 +25,7 @@
 
 action_foreach("generate_full_protos") {
   visibility = [ ":*" ]
-  script = "../../build/generate_full_protos.py"
+  script = "generate_full_protos.py"
   sources = ftrace_proto_names
 
   # TODO(hjd): Add support for subdirectories.
diff --git a/build/generate_full_protos.py b/protos/ftrace/generate_full_protos.py
similarity index 100%
rename from build/generate_full_protos.py
rename to protos/ftrace/generate_full_protos.py
diff --git a/src/ipc/ipc_library.gni b/src/ipc/ipc_library.gni
index 3a31c73..5231351 100644
--- a/src/ipc/ipc_library.gni
+++ b/src/ipc/ipc_library.gni
@@ -16,7 +16,7 @@
 import("//build_overrides/build.gni")
 
 if (!build_with_chromium) {
-  import("//build/proto_library.gni")
+  import("//gn/standalone/proto_library.gni")
 } else {
   import("//third_party/protobuf/proto_library.gni")
 }
diff --git a/src/protozero/protozero_library.gni b/src/protozero/protozero_library.gni
index ffaedca..2894490 100644
--- a/src/protozero/protozero_library.gni
+++ b/src/protozero/protozero_library.gni
@@ -15,7 +15,7 @@
 import("//build_overrides/build.gni")
 
 if (!build_with_chromium) {
-  import("//build/proto_library.gni")
+  import("//gn/standalone/proto_library.gni")
 } else {
   import("//third_party/protobuf/proto_library.gni")
 }
diff --git a/build/android_emulators/arm.ini b/tools/android_emulators/arm.ini
similarity index 100%
rename from build/android_emulators/arm.ini
rename to tools/android_emulators/arm.ini
diff --git a/build/android_emulators/arm64.ini b/tools/android_emulators/arm64.ini
similarity index 100%
rename from build/android_emulators/arm64.ini
rename to tools/android_emulators/arm64.ini
diff --git a/build/build_all_configs.py b/tools/build_all_configs.py
similarity index 96%
rename from build/build_all_configs.py
rename to tools/build_all_configs.py
index e792205..00fc1cf 100755
--- a/build/build_all_configs.py
+++ b/tools/build_all_configs.py
@@ -73,7 +73,7 @@
   if not os.path.isdir(out_base_dir):
     os.mkdir(out_base_dir)
 
-  gn = os.path.join(ROOT_DIR, 'build', 'gn')
+  gn = os.path.join(ROOT_DIR, 'tools', 'gn')
 
   for config_name, gn_args in configs.iteritems():
     print '\n\033[32mBuilding %-20s[%s]\033[0m' % (config_name, ','.join(gn_args))
@@ -84,7 +84,7 @@
     print ' '.join(gn_cmd)
     subprocess.check_call(gn_cmd, cwd=ROOT_DIR, env={'EDITOR':'true'})
     if args.build:
-      ninja = os.path.join(ROOT_DIR, 'build', 'ninja')
+      ninja = os.path.join(ROOT_DIR, 'tools', 'ninja')
       ninja_cmd = [ninja, '-C', '.', args.build]
       subprocess.check_call(ninja_cmd, cwd=out_dir)
 
diff --git a/build/gn b/tools/gn
similarity index 100%
rename from build/gn
rename to tools/gn
diff --git a/build/install-build-deps b/tools/install-build-deps
similarity index 100%
rename from build/install-build-deps
rename to tools/install-build-deps
diff --git a/build/ninja b/tools/ninja
similarity index 100%
rename from build/ninja
rename to tools/ninja
diff --git a/build/run-buildtools-binary.sh b/tools/run-buildtools-binary.sh
similarity index 94%
rename from build/run-buildtools-binary.sh
rename to tools/run-buildtools-binary.sh
index 4634994..4a9cd47 100644
--- a/build/run-buildtools-binary.sh
+++ b/tools/run-buildtools-binary.sh
@@ -34,7 +34,7 @@
 
 BIN_PATH="$PROJECT_ROOT/buildtools/$OS/$CMD"
 if [ ! -x "$BIN_PATH" ]; then
-  echo "Cannot find $BIN_PATH. Run build/install-build-deps first."
+  echo "Cannot find $BIN_PATH. Run tools/install-build-deps first."
   exit 1
 fi
 
diff --git a/build/run_android_emulator b/tools/run_android_emulator
similarity index 94%
rename from build/run_android_emulator
rename to tools/run_android_emulator
index 32f024f..6a923c7 100755
--- a/build/run_android_emulator
+++ b/tools/run_android_emulator
@@ -23,11 +23,11 @@
   parser = argparse.ArgumentParser()
   parser.add_argument('--verbose', '-v', action='store_true')
   parser.add_argument('--pid', help='(optional) save pid into given file')
-  parser.add_argument('image', help='arm|arm64 (see //build/android_emulators)')
+  parser.add_argument('image', help='arm|arm64 (see //tools/android_emulators)')
   args = parser.parse_args()
 
   root_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-  ini = os.path.join(root_dir, 'build', 'android_emulators', args.image + '.ini')
+  ini = os.path.join(root_dir, 'tools', 'android_emulators', args.image + '.ini')
   assert os.path.exists(ini), 'File not found: ' + ini
 
   avd_dir = os.path.join(root_dir, 'buildtools', 'emulator_images')
diff --git a/build/run_android_test b/tools/run_android_test
similarity index 96%
rename from build/run_android_test
rename to tools/run_android_test
index 83aa845..efab789 100755
--- a/build/run_android_test
+++ b/tools/run_android_test
@@ -103,7 +103,7 @@
 
 
 def EnumerateDataDeps():
-  with open(os.path.join(ROOT_DIR, 'build', 'test_data.txt')) as f:
+  with open(os.path.join(ROOT_DIR, 'tools', 'test_data.txt')) as f:
     lines = f.readlines()
   for line in (line.strip() for line in lines if not line.startswith('#')):
     assert os.path.exists(line), line
@@ -114,8 +114,7 @@
   parser = argparse.ArgumentParser()
   parser.add_argument('--no-cleanup', '-n', action='store_true')
   parser.add_argument('out_dir', help='out/android/')
-  parser.add_argument('test_name', help='perfetto_tests',
-                      default='perfetto_tests')
+  parser.add_argument('test_name', help='perfetto_tests')
   parser.add_argument('cmd_args', nargs=argparse.REMAINDER)
   args = parser.parse_args()
 
diff --git a/build/test_data.txt b/tools/test_data.txt
similarity index 100%
rename from build/test_data.txt
rename to tools/test_data.txt