MediaRecorderHandler: connecting Blink factory method to content/

content/renderer/media/media_recorder_handler.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/media_recorder_handler.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "content/renderer/media/video_track_recorder.h"
@@ skipping 11 matching lines @@
 MediaRecorderHandler::~MediaRecorderHandler() {
   DCHECK(main_render_thread_checker_.CalledOnValidThread());
   // Send a |last_in_slice| to our |client_|.
   if (client_)
     client_->writeData(nullptr, 0u, true);
 }
 
 bool MediaRecorderHandler::canSupportMimeType(
     const blink::WebString& mimeType) {
   DCHECK(main_render_thread_checker_.CalledOnValidThread());
-  // TODO(mcasas): For the time being only "video/vp8" is supported.
-  return mimeType.utf8().compare("video/vp8") == 0;
+  // TODO(mcasas): For the time being only empty or "video/vp8" are supported.
+  return mimeType.isEmpty() || mimeType.utf8().compare("video/vp8") == 0;
 }
 
 bool MediaRecorderHandler::initialize(
     blink::WebMediaRecorderHandlerClient* client,
     const blink::WebMediaStream& media_stream,
     const blink::WebString& mimeType) {
   DCHECK(main_render_thread_checker_.CalledOnValidThread());
   if (!canSupportMimeType(mimeType)) {
     DLOG(ERROR) << "Can't support type " << mimeType.utf8();
     return false;
@@ skipping 78 matching lines @@
 }
 
 void MediaRecorderHandler::OnVideoFrameForTesting(
     const scoped_refptr<media::VideoFrame>& frame,
     const base::TimeTicks& timestamp) {
   for (auto* recorder : video_recorders_)
     recorder->OnVideoFrameForTesting(frame, timestamp);
 }
 
 }  // namespace content