Media Recorder: enable VP9 hardware encoder in Android

content/renderer/media_recorder/video_track_recorder.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 "content/renderer/media_recorder/video_track_recorder.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 111 matching lines @@
     DVLOG(2) << "Couldn't initialize GpuVideoAcceleratorFactories";
     return;
   }
 
   const auto vea_supported_profiles =
       gpu_factories->GetVideoEncodeAcceleratorSupportedProfiles();
   for (const auto& supported_profile : vea_supported_profiles) {
     const media::VideoCodecProfile codec = supported_profile.profile;
 #if defined(OS_ANDROID)
     // TODO(mcasas): enable other codecs, https://crbug.com/638664.
-    if (codec < media::VP8PROFILE_MIN || codec > media::VP8PROFILE_MAX)
+    static_assert(media::VP8PROFILE_MAX + 1 == media::VP9PROFILE_MIN,
+                  "VP8 and VP9 VideoCodecProfiles should be contiguous");
+    if (codec < media::VP8PROFILE_MIN || codec > media::VP9PROFILE_MAX)
       continue;
 #endif
     for (auto& codec_id_and_profile : kPreferredCodecIdAndVEAProfiles) {
       if (codec >= codec_id_and_profile.min_profile &&
           codec <= codec_id_and_profile.max_profile) {
         DVLOG(2) << "Accelerated codec found: " << media::GetProfileName(codec);
         codec_id_to_profile_.insert(
             std::make_pair(codec_id_and_profile.codec_id, codec));
       }
     }
@@ skipping 315 matching lines @@
   MediaStreamVideoSink::DisconnectFromTrack();
   encoder_ = nullptr;
   MediaStreamVideoSink::ConnectToTrack(
       track_,
       media::BindToCurrentLoop(base::Bind(initialize_encoder_callback_,
                                           false /*allow_vea_encoder*/)),
       false);
 }
 
 }  // namespace content