content/common: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

content/common/gpu/media/v4l2_slice_video_decode_accelerator.h

 // 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.
 
 #ifndef CONTENT_COMMON_GPU_MEDIA_V4L2_SLICE_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_V4L2_SLICE_VIDEO_DECODE_ACCELERATOR_H_
 
 #include <linux/videodev2.h>
 #include <queue>
 #include <vector>
@@ skipping 20 matching lines @@
     : public media::VideoDecodeAccelerator {
  public:
   class V4L2DecodeSurface;
 
   V4L2SliceVideoDecodeAccelerator(
       const scoped_refptr<V4L2Device>& device,
       EGLDisplay egl_display,
       EGLContext egl_context,
       const base::WeakPtr<Client>& io_client_,
       const base::Callback<bool(void)>& make_context_current,
-      const scoped_refptr<base::MessageLoopProxy>& io_message_loop_proxy);
+      const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner);
   ~V4L2SliceVideoDecodeAccelerator() override;
 
   // media::VideoDecodeAccelerator implementation.
   bool Initialize(media::VideoCodecProfile profile,
                   VideoDecodeAccelerator::Client* client) override;
   void Decode(const media::BitstreamBuffer& bitstream_buffer) override;
   void AssignPictureBuffers(
       const std::vector<media::PictureBuffer>& buffers) override;
   void ReusePictureBuffer(int32 picture_buffer_id) override;
   void Flush() override;
@@ skipping 215 matching lines @@
 
   // Send decoded pictures to PictureReady.
   void SendPictureReady();
 
   // Callback that indicates a picture has been cleared.
   void PictureCleared();
 
   size_t input_planes_count_;
   size_t output_planes_count_;
 
-  // GPU Child thread message loop.
-  const scoped_refptr<base::MessageLoopProxy> child_message_loop_proxy_;
+  // GPU Child thread task runner.
+  const scoped_refptr<base::SingleThreadTaskRunner> child_task_runner_;
 
-  // IO thread message loop.
-  scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy_;
+  // IO thread task runner.
+  scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
 
   // WeakPtr<> pointing to |this| for use in posting tasks from the decoder or
   // device worker threads back to the child thread.
   base::WeakPtr<V4L2SliceVideoDecodeAccelerator> weak_this_;
 
   // To expose client callbacks from VideoDecodeAccelerator.
   // NOTE: all calls to these objects *MUST* be executed on
-  // child_message_loop_proxy_.
+  // child_task_runner_.
   scoped_ptr<base::WeakPtrFactory<VideoDecodeAccelerator::Client>>
       client_ptr_factory_;
   base::WeakPtr<VideoDecodeAccelerator::Client> client_;
-  // Callbacks to |io_client_| must be executed on |io_message_loop_proxy_|.
+  // Callbacks to |io_client_| must be executed on |io_task_runner_|.
   base::WeakPtr<Client> io_client_;
 
   // V4L2 device in use.
   scoped_refptr<V4L2Device> device_;
 
   // Thread to communicate with the device on.
   base::Thread decoder_thread_;
-  scoped_refptr<base::MessageLoopProxy> decoder_thread_proxy_;
+  scoped_refptr<base::SingleThreadTaskRunner> decoder_thread_task_runner_;
 
   // Thread used to poll the device for events.
   base::Thread device_poll_thread_;
 
   // Input queue state.
   bool input_streamon_;
   // Number of input buffers enqueued to the device.
   int input_buffer_queued_count_;
   // Input buffers ready to use; LIFO since we don't care about ordering.
   std::list<int> free_input_buffers_;
@@ skipping 76 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(V4L2SliceVideoDecodeAccelerator);
 };
 
 class V4L2H264Picture;
 class V4L2VP8Picture;
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_V4L2_SLICE_VIDEO_DECODE_ACCELERATOR_H_