Reland #2 of Fix monochrome not booting issue

build/android/gyp/write_build_config.py

Index: build/android/gyp/write_build_config.py
diff --git a/build/android/gyp/write_build_config.py b/build/android/gyp/write_build_config.py
index c17bfcb45906717c585940668da6dae9f34eb147..8f4580eaa6d113fd86683fbd2a8dcdda9aabacf8 100755
--- a/build/android/gyp/write_build_config.py
+++ b/build/android/gyp/write_build_config.py
@@ -209,12 +209,21 @@ def _ExtractSharedLibsFromRuntimeDeps(runtime_deps_files):
   ret.reverse()
   return ret
 
+
 def _CreateJavaLibrariesList(library_paths):
-  """ Create a java literal array with the "base" library names:
+  """Returns a java literal array with the "base" library names:
   e.g. libfoo.so -> foo
   """
   return ('{%s}' % ','.join(['"%s"' % s[3:-3] for s in library_paths]))
 
+
+def _CreateLocalePaksAssetJavaList(assets):
+  """Returns a java literal array from a list of assets in the form src:dst."""
+  names_only = (a.split(':')[1][:-4] for a in assets if a.endswith('.pak'))
+  locales_only = (a for a in names_only if '-' in a or len(a) == 2)
+  return '{%s}' % ','.join(sorted('"%s"' % a for a in locales_only))
+
+
 def main(argv):
   parser = optparse.OptionParser()
   build_utils.AddDepfileOption(parser)
@@ -233,8 +242,6 @@ def main(argv):
   parser.add_option('--package-name',
       help='Java package name for these resources.')
   parser.add_option('--android-manifest', help='Path to android manifest.')
-  parser.add_option('--is-locale-resource', action='store_true',
-                    help='Whether it is locale resource.')
   parser.add_option('--resource-dirs', action='append', default=[],
                     help='GYP-list of resource dirs')
 
@@ -290,8 +297,6 @@ def main(argv):
       help='GYP-list of proguard flag files to use in final apk.')
   parser.add_option('--proguard-info',
       help='Path to the proguard .info output for this apk.')
-  parser.add_option('--has-alternative-locale-resource', action='store_true',
-      help='Whether there is alternative-locale-resource in direct deps')
   parser.add_option('--fail',
       help='GYP-list of error message lines to fail with.')
 
@@ -339,21 +344,6 @@ def main(argv):
   deps = Deps(direct_deps_config_paths)
   all_inputs = deps.AllConfigPaths()
 
-  # Remove other locale resources if there is alternative_locale_resource in
-  # direct deps.
-  if options.has_alternative_locale_resource:
-    alternative = [r['path'] for r in deps.Direct('android_resources')
-                   if r.get('is_locale_resource')]
-    # We can only have one locale resources in direct deps.
-    if len(alternative) != 1:
-      raise Exception('The number of locale resource in direct deps is wrong %d'
-                       % len(alternative))
-    unwanted = [r['path'] for r in deps.All('android_resources')
-                if r.get('is_locale_resource') and r['path'] not in alternative]
-    for p in unwanted:
-      deps.RemoveNonDirectDep(p)
-
-
   direct_library_deps = deps.Direct('java_library')
   all_library_deps = deps.All('java_library')
 
@@ -485,8 +475,6 @@ def main(argv):
       deps_info['package_name'] = options.package_name
     if options.r_text:
       deps_info['r_text'] = options.r_text
-    if options.is_locale_resource:
-      deps_info['is_locale_resource'] = True
 
     deps_info['resources_dirs'] = []
     if options.resource_dirs:
@@ -658,6 +646,10 @@ def main(argv):
     }
     config['assets'], config['uncompressed_assets'] = (
         _MergeAssets(deps.All('android_assets')))
+    config['compressed_locales_java_list'] = (
+        _CreateLocalePaksAssetJavaList(config['assets']))
+    config['uncompressed_locales_java_list'] = (
+        _CreateLocalePaksAssetJavaList(config['uncompressed_assets']))
 
   build_utils.WriteJson(config, options.build_config, only_if_changed=True)