[Media Remoting] Add function to create interstitial.

chrome/common/media/media_resource_provider.cc

 // Copyright 2015 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.
 
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "chrome/common/media/media_resource_provider.h"
 #include "chrome/grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace chrome_common_media {
 
 int MediaMessageIdToGrdId(media::MessageId message_id) {
   switch (message_id) {
     case media::DEFAULT_AUDIO_DEVICE_NAME:
       return IDS_DEFAULT_AUDIO_DEVICE_NAME;
 #if defined(OS_WIN)
     case media::COMMUNICATIONS_AUDIO_DEVICE_NAME:
       return IDS_COMMUNICATIONS_AUDIO_DEVICE_NAME;
 #endif
 #if defined(OS_CHROMEOS)
     case media::BEAMFORMING_ON_DEFAULT_AUDIO_INPUT_DEVICE_NAME:
       return IDS_BEAMFORMING_ON_DEFAULT_AUDIO_INPUT_DEVICE_NAME;
     case media::BEAMFORMING_OFF_DEFAULT_AUDIO_INPUT_DEVICE_NAME:
       return IDS_BEAMFORMING_OFF_DEFAULT_AUDIO_INPUT_DEVICE_NAME;
 #endif
+#if BUILDFLAG(ENABLE_MEDIA_REMOTING)
+    case media::MEDIA_REMOTING_CAST_ERROR_TEXT:
+      return IDS_MEDIA_REMOTING_CAST_ERROR_TEXT;
+    case media::MEDIA_REMOTING_CASTING_VIDEO_TEXT:
+      return IDS_MEDIA_REMOTING_CASTING_VIDEO_TEXT;
+#endif
     default:
       NOTREACHED();
       return 0;
   }
 }
 
 base::string16 LocalizedStringProvider(media::MessageId message_id) {
   return l10n_util::GetStringUTF16(MediaMessageIdToGrdId(message_id));
 }
 
 }  // namespace chrome_common_media