Flip proprietary codecs to false for Android chromium builds.

android_webview/android_webview_tests.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.
 {
   'targets': [
     # GN: //android_webview/test:android_webview_apk
     {
       'target_name': 'android_webview_apk',
       'type': 'none',
       'dependencies': [
@@ skipping 16 matching lines @@
         'snapshot_copy_files': '<(snapshot_copy_files)',
         'additional_input_paths': [
           '<(asset_location)/webviewchromium.pak',
           '<(asset_location)/asset_file.html',
           '<(asset_location)/cookie_test.html',
           '<(asset_location)/asset_icon.png',
           '<(asset_location)/full_screen_video.js',
           '<(asset_location)/full_screen_video_test.html',
           '<(asset_location)/full_screen_video_inside_div_test.html',
           '<(asset_location)/multiple_videos_test.html',
-          '<(asset_location)/video.mp4',
+          '<(asset_location)/video.webm',
           '<(asset_location)/visual_state_during_fullscreen_test.html',
           '<(asset_location)/visual_state_waits_for_js_test.html',
           '<(asset_location)/visual_state_waits_for_js_detached_test.html',
           '<(asset_location)/visual_state_on_page_commit_visible_test.html',
           '<@(snapshot_additional_input_paths)',
         ],
         'conditions': [
           ['icu_use_data_file_flag==1', {
             'additional_input_paths': [
               '<(asset_location)/icudtl.dat',
             ],
           }],
         ],
         'includes': [ 'snapshot_copying.gypi' ],
       },
       'copies': [
         {
           'destination': '<(asset_location)',
           'files': [
             '<(PRODUCT_DIR)/android_webview_assets/webviewchromium.pak',
             '<(java_in_dir)/assets/asset_file.html',
             '<(java_in_dir)/assets/asset_icon.png',
             '<(java_in_dir)/assets/cookie_test.html',
             '<(java_in_dir)/assets/full_screen_video.js',
             '<(java_in_dir)/assets/full_screen_video_test.html',
             '<(java_in_dir)/assets/full_screen_video_inside_div_test.html',
             '<(java_in_dir)/assets/multiple_videos_test.html',
-            '<(java_in_dir)/assets/video.mp4',
+            '<(java_in_dir)/assets/video.webm',
             '<(java_in_dir)/assets/visual_state_during_fullscreen_test.html',
             '<(java_in_dir)/assets/visual_state_waits_for_js_test.html',
             '<(java_in_dir)/assets/visual_state_waits_for_js_detached_test.html',
             '<(java_in_dir)/assets/visual_state_on_page_commit_visible_test.html',
             '<@(snapshot_copy_files)',
           ],
           'conditions': [
             ['icu_use_data_file_flag==1', {
               'files': [
                 '<(PRODUCT_DIR)/icudtl.dat',
@@ skipping 190 matching lines @@
             ],
             'sources': [
               'android_webview_unittests_apk.isolate',
             ],
           },
         ]
       }
     ],
   ]
 }