Add EME support for new VP9 codec string in WebM.

chrome/renderer/media/chrome_key_systems.cc

 // Copyright 2013 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/renderer/media/chrome_key_systems.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <vector>
@@ skipping 178 matching lines @@
   // as those may offer a higher level of protection.
   supported_codecs |= media::EME_CODEC_WEBM_OPUS;
   supported_codecs |= media::EME_CODEC_WEBM_VORBIS;
 #if BUILDFLAG(USE_PROPRIETARY_CODECS)
   supported_codecs |= media::EME_CODEC_MP4_AAC;
 #endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)
 
   for (size_t i = 0; i < codecs.size(); ++i) {
     if (codecs[i] == kCdmSupportedCodecVp8)
       supported_codecs |= media::EME_CODEC_WEBM_VP8;
-    if (codecs[i] == kCdmSupportedCodecVp9)
+    if (codecs[i] == kCdmSupportedCodecVp9) {
       supported_codecs |= media::EME_CODEC_WEBM_VP9;
+      supported_codecs |= media::EME_CODEC_COMMON_VP9;
+    }
 #if BUILDFLAG(USE_PROPRIETARY_CODECS)
     if (codecs[i] == kCdmSupportedCodecAvc1)
       supported_codecs |= media::EME_CODEC_MP4_AVC1;
-    if (codecs[i] == kCdmSupportedCodecVp9)
-      supported_codecs |= media::EME_CODEC_MP4_VP9;
 #endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)
   }
 
   using Robustness = cdm::WidevineKeySystemProperties::Robustness;
   concrete_key_systems->emplace_back(new cdm::WidevineKeySystemProperties(
       supported_codecs,
 #if defined(OS_CHROMEOS)
       Robustness::HW_SECURE_ALL,  // Maximum audio robustness.
       Robustness::HW_SECURE_ALL,  // Maximim video robustness.
       media::EmeSessionTypeSupport::
@@ skipping 24 matching lines @@
 #if defined(WIDEVINE_CDM_AVAILABLE)
   AddPepperBasedWidevine(key_systems_properties);
 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
 
 #endif  // BUILDFLAG(ENABLE_PEPPER_CDMS)
 
 #if defined(OS_ANDROID)
   cdm::AddAndroidWidevine(key_systems_properties);
 #endif  // defined(OS_ANDROID)
 }