Make recipes use the new way of enabling goma.

scripts/slave/recipes/android/android_builder.expected/dartium_builder.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "[DEPOT_TOOLS]/gclient.py",
       "config",
       "--spec",
       "cache_dir = None\nsolutions = [{'deps_file': 'DEPS', 'managed': True, 'name': 'src/repo', 'url': 'svn://svn.chromium.org/chrome/trunk/src'}]\ntarget_os = ['android']"
     ],
@@ skipping 71 matching lines @@
   {
     "cmd": [
       "python",
       "-u",
       "[DEPOT_TOOLS]/gclient.py",
       "runhooks"
     ],
     "env": {
       "EXTRA_LANDMINES_SCRIPT": "[SLAVE_BUILD]/src/repo/build/get_internal_landmines.py",
       "GYP_CROSSCOMPILE": "1",
-      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 host_os=linux target_arch=arm",
+      "GYP_DEFINES": "OS=android component=static_library fastbuild=1 gomadir=[BUILD]/goma host_os=linux target_arch=arm use_goma=1",
       "GYP_GENERATORS": "ninja",
       "PATH": "[BUILD_INTERNAL]/scripts/slave/android:./:%(PATH)s"
     },
     "name": "gclient runhooks"
   },
   {
     "abort_on_failure": true,
     "cmd": [
       "python",
       "-u",
       "[BUILD]/scripts/slave/compile.py",
       "--target",
       "Debug",
       "--src-dir",
       "[SLAVE_BUILD]/src",
       "--build-tool",
       "ninja",
       "--compiler",
       "goma",
+      "--goma-dir",
+      "[BUILD]/goma",
       "--",
       "chrome_apk",
       "content_shell_apk"
     ],
     "env": {
       "PATH": "[BUILD_INTERNAL]/scripts/slave/android:./:%(PATH)s"
     },
     "name": "compile"
   },
   {
     "always_run": true,
     "cmd": [
       "rm",
       "-rf"
     ],
     "name": "cleanup_build"
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/src/dart/tools/bots/dartium_android.py",
       "--build-products-dir",
       "[SLAVE_BUILD]/src/out/Debug"
     ],
     "name": "dartium_test"
   }
 ]