Change MediaStreamVideoSource to output different resolutions to different tracks depending on the …

content/renderer/media/media_stream_video_capture_source_unittest.cc

 // Copyright 2014 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/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/child/child_process.h"
 #include "content/renderer/media/media_stream_video_capturer_source.h"
 #include "content/renderer/media/media_stream_video_track.h"
@@ skipping 51 matching lines @@
   }
 
   MockVideoCapturerDelegate& mock_delegate() {
     return *static_cast<MockVideoCapturerDelegate*>(delegate_.get());
   }
 
  protected:
   void OnConstraintsApplied(MediaStreamSource* source, bool success) {
   }
 
-  base::MessageLoop message_loop_;
+  base::MessageLoopForUI message_loop_;
   scoped_ptr<ChildProcess> child_process_;
   blink::WebMediaStreamSource webkit_source_;
   MediaStreamVideoCapturerSource* source_;  // owned by webkit_source.
   scoped_refptr<VideoCapturerDelegate> delegate_;
 };
 
 TEST_F(MediaStreamVideoCapturerSourceTest, TabCaptureAllowResolutionChange) {
   StreamDeviceInfo device_info;
   device_info.device.type = MEDIA_TAB_VIDEO_CAPTURE;
   InitWithDeviceInfo(device_info);
@@ skipping 42 matching lines @@
   EXPECT_EQ(blink::WebMediaStreamSource::ReadyStateLive,
             webkit_source_.readyState());
 
   delegate_->OnStateUpdateOnRenderThread(VIDEO_CAPTURE_STATE_ERROR);
   message_loop_.RunUntilIdle();
   EXPECT_EQ(blink::WebMediaStreamSource::ReadyStateEnded,
             webkit_source_.readyState());
 }
 
 }  // namespace content