Revert of [Chromecast] Change chromecast_branding to public

chromecast/media/media.gyp

 # Copyright 2014 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.
 
 {
   'variables': {
     'chromium_code': 1,
-    'chromecast_branding%': 'public',
+    'chromecast_branding%': 'Chromium',
     'libcast_media_gyp%': '',
     'use_default_libcast_media%': 1,
   },
   'targets': [
     # TODO(gunsch): delete this target once Chromecast M44/earlier is obsolete.
     # See: b/21639416
     {
       'target_name': 'libffmpegsumo',
       'type': 'loadable_module',
       'sources': ['empty.cc'],
@@ skipping 17 matching lines @@
         'base/media_caps.cc',
         'base/media_caps.h',
         'base/media_codec_support.cc',
         'base/media_codec_support.h',
         'base/media_message_loop.cc',
         'base/media_message_loop.h',
         'base/switching_media_renderer.cc',
         'base/switching_media_renderer.h',
       ],
       'conditions': [
-        ['chromecast_branding!="public"', {
+        ['chromecast_branding=="Chrome"', {
           'dependencies': [
             '../internal/chromecast_internal.gyp:media_base_internal',
           ],
         }, {
           'sources': [
             'base/key_systems_common_simple.cc',
           ],
         }],
       ],
     },
@@ skipping 88 matching lines @@
         'cma/backend/media_pipeline_device_factory_default.cc',
         'cma/backend/media_pipeline_device_factory_default.h',
         'cma/backend/media_pipeline_device_params.cc',
         'cma/backend/media_pipeline_device_params.h',
         'cma/backend/video_pipeline_device.cc',
         'cma/backend/video_pipeline_device_default.cc',
         'cma/backend/video_pipeline_device_default.h',
         'cma/backend/video_pipeline_device.h',
       ],
       'conditions': [
-        ['chromecast_branding!="public"', {
+        ['chromecast_branding=="Chrome"', {
           'dependencies': [
             '../internal/chromecast_internal.gyp:cma_backend_internal',
           ],
         }, {
           'sources': [
             'cma/backend/media_pipeline_device_factory_simple.cc'
           ],
         }],
       ],
     },
@@ skipping 161 matching lines @@
             '../..',
           ],
           'sources': [
             'base/cast_media_default.cc',
           ],
         }
       ]
     }],
   ],
 }