Remove calls to MessageLoop::current() in media.

media/capture/video/file_video_capture_device.cc

 // Copyright 2013 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 "media/capture/video/file_video_capture_device.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 314 matching lines @@
 
   capture_thread_.message_loop()->PostTask(
       FROM_HERE, base::Bind(&FileVideoCaptureDevice::OnStopAndDeAllocate,
                             base::Unretained(this)));
   capture_thread_.Stop();
 }
 
 void FileVideoCaptureDevice::OnAllocateAndStart(
     const VideoCaptureParams& params,
     std::unique_ptr<VideoCaptureDevice::Client> client) {
-  DCHECK_EQ(capture_thread_.message_loop(), base::MessageLoop::current());
+  DCHECK(capture_thread_.task_runner()->BelongsToCurrentThread());
 
   client_ = std::move(client);
 
   DCHECK(!file_parser_);
   file_parser_ = GetVideoFileParser(file_path_, &capture_format_);
   if (!file_parser_) {
     client_->OnError(FROM_HERE, "Could not open Video file");
     return;
   }
 
   DVLOG(1) << "Opened video file " << capture_format_.frame_size.ToString()
            << ", fps: " << capture_format_.frame_rate;
 
   capture_thread_.message_loop()->PostTask(
       FROM_HERE, base::Bind(&FileVideoCaptureDevice::OnCaptureTask,
                             base::Unretained(this)));
 }
 
 void FileVideoCaptureDevice::OnStopAndDeAllocate() {
-  DCHECK_EQ(capture_thread_.message_loop(), base::MessageLoop::current());
+  DCHECK(capture_thread_.task_runner()->BelongsToCurrentThread());
   file_parser_.reset();
   client_.reset();
   next_frame_time_ = base::TimeTicks();
 }
 
 void FileVideoCaptureDevice::OnCaptureTask() {
-  DCHECK_EQ(capture_thread_.message_loop(), base::MessageLoop::current());
+  DCHECK(capture_thread_.task_runner()->BelongsToCurrentThread());
   if (!client_)
     return;
 
   // Give the captured frame to the client.
   int frame_size = 0;
   const uint8_t* frame_ptr = file_parser_->GetNextFrame(&frame_size);
   DCHECK(frame_size);
   CHECK(frame_ptr);
   const base::TimeTicks current_time = base::TimeTicks::Now();
   if (first_ref_time_.is_null())
@@ skipping 12 matching lines @@
     if (next_frame_time_ < current_time)
       next_frame_time_ = current_time;
   }
   base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
       FROM_HERE, base::Bind(&FileVideoCaptureDevice::OnCaptureTask,
                             base::Unretained(this)),
       next_frame_time_ - current_time);
 }
 
 }  // namespace media