Mirror images for RTL languages at build time.

build/java.gypi

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This file is meant to be included into a target to provide a rule
 # to build Java in a consistent manner.
 #
 # To use this, create a gyp target with the following form:
 # {
 #   'target_name': 'my-package_java',
@@ skipping 52 matching lines @@
     'additional_input_paths': [],
     'dex_path': '<(PRODUCT_DIR)/lib.java/<(_target_name).dex.jar',
     'generated_src_dirs': ['>@(generated_R_dirs)'],
     'generated_R_dirs': [],
     'has_java_resources%': 0,
     'java_strings_grd%': '',
     'res_extra_dirs': [],
     'res_extra_files': [],
     'res_v14_verify_only%': 0,
     'resource_input_paths': ['>@(res_extra_files)'],
+    'mirror_images%': 0,
+    'mirror_images_args': [],
     'intermediate_dir': '<(SHARED_INTERMEDIATE_DIR)/<(_target_name)',
     'classes_dir': '<(intermediate_dir)/classes',
     'compile_stamp': '<(intermediate_dir)/compile.stamp',
     'proguard_config%': '',
     'proguard_preprocess%': '0',
     'variables': {
       'variables': {
         'proguard_preprocess%': 0,
         'emma_never_instrument%': 0,
       },
@@ skipping 76 matching lines @@
               'variables': {
                 'grit_additional_defines': ['-E', 'ANDROID_JAVA_TAGGED_ONLY=false'],
                 'grit_out_dir': '<(res_grit_dir)',
                 # resource_ids is unneeded since we don't generate .h headers.
                 'grit_resource_ids': '',
               },
               'includes': ['../build/grit_action.gypi'],
             },
           ],
         }],
+        ['mirror_images == 1', {
+          'variables': {
+            'res_mirrored_dir': '<(intermediate_dir)/res_mirrored',
+            'mirror_images_config': '<(java_in_dir)/mirror_images_config',
+            'mirror_images_args': ['--mirror-config', '<(mirror_images_config)',
+                                   '--mirror-output-dir', '<(res_mirrored_dir)'],
+            'resource_input_paths': ['<(mirror_images_config)',
+                                     '<(DEPTH)/build/android/gyp/mirror_images.py'],
+          },
+          'all_dependent_settings': {
+            'variables': {
+              'additional_res_dirs': ['<(res_mirrored_dir)'],
+            },
+          },
+        }],
       ],
       'actions': [
-        # Generate R.java and crunch image resources.
+        # Generate R.java; mirror and crunch image resources.
         {
           'action_name': 'process_resources',
           'message': 'processing resources for <(_target_name)',
           'variables': {
             'android_manifest': '<(DEPTH)/build/android/AndroidManifest.xml',
             # Include the dependencies' res dirs so that references to
             # resources in dependencies can be resolved.
             'all_res_dirs': ['<@(res_input_dirs)',
                              '>@(dependencies_res_input_dirs)',],
             # Write the inputs list to a file, so that the action command
             # line won't exceed the OS limits when calculating the checksum
             # of the list.
             'inputs_list_file': '>|(inputs_list.<(_target_name).gypcmd >@(_inputs))'
           },
           'inputs': [
             '<(DEPTH)/build/android/gyp/util/build_utils.py',
             '<(DEPTH)/build/android/gyp/process_resources.py',
             '>@(resource_input_paths)',
             '>@(dependencies_res_files)',
           ],
           'outputs': [
             '<(R_stamp)',
           ],
           'action': [
             'python', '<(DEPTH)/build/android/gyp/process_resources.py',
             '--android-sdk', '<(android_sdk)',
             '--android-sdk-tools', '<(android_sdk_tools)',
             '--R-dir', '<(R_dir)',
             '--res-dirs', '>(all_res_dirs)',
-            '--crunch-input-dir', '>(res_dir)',
+            '--image-input-dir', '>(res_dir)',
             '--crunch-output-dir', '<(res_crunched_dir)',
             '--android-manifest', '<(android_manifest)',
             '--non-constant-id',
             '--custom-package', '<(R_package)',
             '--stamp', '<(R_stamp)',
+            '<@(mirror_images_args)',
 
             # Add hash of inputs to the command line, so if inputs change
             # (e.g. if a resource if removed), the command will be re-run.
             # TODO(newt): remove this once crbug.com/177552 is fixed in ninja.
             '--ignore=>!(md5sum >(inputs_list_file))',
           ],
         },
         # Generate API 14 resources.
         {
           'action_name': 'generate_api_14_resources_<(_target_name)',
@@ skipping 158 matching lines @@
             'dex_no_locals': 1,
           }],
         ],
         'dex_input_paths': [ '<(jar_final_path)' ],
         'output_path': '<(dex_path)',
       },
       'includes': [ 'android/dex_action.gypi' ],
     },
   ],
 }