Make recipes use the new way of enabling goma.

scripts/slave/recipes/webrtc_android_apk_trybot.expected/Release_arm.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "[DEPOT_TOOLS]/gclient.py",
       "config",
       "--spec",
       "cache_dir = None\nsolutions = [{'custom_deps': {'src/third_party/WebKit/LayoutTests': None, 'src/third_party/webrtc': 'http://webrtc.googlecode.com/svn/trunk/webrtc@12345', 'src/webkit/data/layout_tests/LayoutTests': None}, 'custom_vars': {'googlecode_url': 'svn://svn-mirror.golo.chromium.org/%s', 'nacl_trunk': 'svn://svn-mirror.golo.chromium.org/native_client/trunk', 'sourceforge_url': 'svn://svn-mirror.golo.chromium.org/%(repo)s', 'webkit_trunk': 'svn://svn-mirror.golo.chromium.org/blink/trunk'}, 'deps_file': 'DEPS', 'managed': True, 'name': 'src', 'url': 'svn://svn-mirror.golo.chromium.org/chrome/trunk/src'}, {'deps_file': 'DEPS', 'managed': True, 'name': 'webrtc-limited', 'url': 'svn://svn-mirror.golo.chromium.org/chrome-internal/trunk/webrtc-limited'}, {'deps_file': 'DEPS', 'managed': True, 'name': 'webrtc.DEPS', 'url': 'svn://svn-mirror.golo.chromium.org/chrome/trunk/deps/third_party/webrtc/webrtc.DEPS'}]\ntarget_os = ['android']"
     ],
@@ skipping 89 matching lines @@
   {
     "cmd": [
       "python",
       "-u",
       "[DEPOT_TOOLS]/gclient.py",
       "runhooks"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "gclient runhooks"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[BUILD]/scripts/slave/cleanup_temp.py"
     ],
     "name": "cleanup_temp"
   },
   {
     "abort_on_failure": true,
     "cmd": [
       "python",
       "-u",
       "[BUILD]/scripts/slave/compile.py",
       "--target",
       "Release",
       "--src-dir",
       "[SLAVE_BUILD]/src",
       "--build-tool",
       "ninja",
       "--compiler",
       "goma",
+      "--goma-dir",
+      "[BUILD]/goma",
       "--",
       "android_builder_webrtc"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "compile"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "audio_decoder_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "audio_decoder_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "common_audio_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "common_audio_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "common_video_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "common_video_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "modules_tests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "modules_tests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "modules_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "modules_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "neteq_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "neteq_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "system_wrappers_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "system_wrappers_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "test_support_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "test_support_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "tools_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "tools_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "video_engine_core_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "video_engine_core_unittests"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/build/android/test_runner.py",
       "gtest",
       "-s",
       "voice_engine_unittests",
       "--verbose",
       "--release"
     ],
     "env": {
       "FOO": "bar",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux include_tests=1 target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux include_tests=1 target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "GYP_GENERATOR_FLAGS": "default_target=android_builder_webrtc"
     },
     "name": "voice_engine_unittests"
   }
 ]