Remove calls to deprecated MessageLoop methods in content.

content/browser/media/capture/web_contents_video_capture_device_unittest.cc

 // 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.
 
 #include "content/browser/media/capture/web_contents_video_capture_device.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 57 matching lines @@
                  << "attached.";
   }
 }
 
 void RunCurrentLoopWithDeadline() {
   base::Timer deadline(false, false);
   deadline.Start(
       FROM_HERE, TestTimeouts::action_max_timeout(),
       base::Bind(&DeadlineExceeded,
                  base::MessageLoop::current()->QuitWhenIdleClosure()));
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
   deadline.Stop();
 }
 
 SkColor ConvertRgbToYuv(SkColor rgb) {
   uint8_t yuv[3];
   media::ConvertRGB32ToYUV(reinterpret_cast<uint8_t*>(&rgb), yuv, yuv + 1,
                            yuv + 2, 1, 1, 1, 1, 1);
   return SkColorSetRGB(yuv[0], yuv[1], yuv[2]);
 }
 
@@ skipping 1120 matching lines @@
   for (int i = 0; i < 3; ++i) {
     SimulateRefreshFrameRequest();
     ASSERT_NO_FATAL_FAILURE(client_observer()->WaitForNextColor(SK_ColorGREEN));
   }
 
   device()->StopAndDeAllocate();
 }
 
 }  // namespace
 }  // namespace content