Enable VP9 support for Widevine key system.

chrome/common/chrome_content_client.cc

 // 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.
 
 #include "chrome/common/chrome_content_client.h"
 
 #include "base/command_line.h"
 #include "base/cpu.h"
 #include "base/debug/crash_logging.h"
 #include "base/file_util.h"
@@ skipping 261 matching lines @@
       widevine_cdm.version = WIDEVINE_CDM_VERSION_STRING;
       content::WebPluginMimeType widevine_cdm_mime_type(
           kWidevineCdmPluginMimeType,
           kWidevineCdmPluginExtension,
           kWidevineCdmPluginMimeTypeDescription);
 
       // Add the supported codecs as if they came from the component manifest.
       std::vector<std::string> codecs;
       codecs.push_back(kCdmSupportedCodecVorbis);
       codecs.push_back(kCdmSupportedCodecVp8);
-      // TODO(xhwang): Add VP9 when it's supported by Widevine CDM.
-      // See http://crbug.com/361318
+      codecs.push_back(kCdmSupportedCodecVp9);
 #if defined(USE_PROPRIETARY_CODECS)
 // TODO(ddorwin): Rename these macros to reflect their real meaning: whether the
 // CDM Chrome was built [and shipped] with support these types.
 #if defined(WIDEVINE_CDM_AAC_SUPPORT_AVAILABLE)
       codecs.push_back(kCdmSupportedCodecAac);
 #endif
 #if defined(WIDEVINE_CDM_AVC1_SUPPORT_AVAILABLE)
       codecs.push_back(kCdmSupportedCodecAvc1);
 #endif
 #endif  // defined(USE_PROPRIETARY_CODECS)
@@ skipping 248 matching lines @@
     *sandbox_profile_resource_id = IDR_NACL_SANDBOX_PROFILE;
     return true;
   }
   return false;
 }
 
 std::string ChromeContentClient::GetCarbonInterposePath() const {
   return std::string(kInterposeLibraryPath);
 }
 #endif