Replace MessageLoopProxy with SingleThreadTaskRunner for the rest of media/.

media/video/capture/mac/video_capture_device_mac.h

 // 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.
 
 // MacOSX implementation of generic VideoCaptureDevice, using either QTKit or
 // AVFoundation as native capture API. QTKit is used in OSX versions 10.6 and
 // previous, and AVFoundation is used in the rest.
 
 #ifndef MEDIA_VIDEO_CAPTURE_MAC_VIDEO_CAPTURE_DEVICE_MAC_H_
 #define MEDIA_VIDEO_CAPTURE_MAC_VIDEO_CAPTURE_DEVICE_MAC_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
-#include "base/message_loop/message_loop_proxy.h"
 #include "media/video/capture/video_capture_device.h"
 #include "media/video/capture/video_capture_types.h"
 
 @protocol PlatformVideoCapturingMac;
 
+namespace base {
+class SingleThreadTaskRunner;
+}
+
 namespace media {
 
 // Called by VideoCaptureManager to open, close and start, stop video capture
 // devices.
 class VideoCaptureDeviceMac : public VideoCaptureDevice {
  public:
   explicit VideoCaptureDeviceMac(const Name& device_name);
   virtual ~VideoCaptureDeviceMac();
 
   // VideoCaptureDevice implementation.
@@ skipping 26 matching lines @@
   };
 
   Name device_name_;
   scoped_ptr<VideoCaptureDevice::Client> client_;
 
   VideoCaptureFormat capture_format_;
   bool sent_frame_info_;
   bool tried_to_square_pixels_;
 
   // Only read and write state_ from inside this loop.
-  const scoped_refptr<base::MessageLoopProxy> loop_proxy_;
+  const scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   InternalState state_;
 
   // Used with Bind and PostTask to ensure that methods aren't called
   // after the VideoCaptureDeviceMac is destroyed.
   base::WeakPtrFactory<VideoCaptureDeviceMac> weak_factory_;
   base::WeakPtr<VideoCaptureDeviceMac> weak_this_;
 
   id<PlatformVideoCapturingMac> capture_device_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoCaptureDeviceMac);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_VIDEO_CAPTURE_MAC_VIDEO_CAPTURE_DEVICE_MAC_H_