Extend VideoCaptureDevice::Client::OnError() to have a tracked_objects::Location param.

media/capture/video/win/video_capture_device_mf_win.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.
 
 // Windows specific implementation of VideoCaptureDevice.
 // DirectShow is used for capturing. DirectShow provide its own threads
 // for capturing.
 
 #ifndef MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_
 #define MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_
 
 #include <mfidl.h>
 #include <mfreadwrite.h>
 
 #include <vector>
 
 #include "base/synchronization/lock.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/win/scoped_comptr.h"
 #include "media/base/media_export.h"
 #include "media/capture/video/video_capture_device.h"
 
 interface IMFSourceReader;
 
+namespace tracked_objects {
+class Location;
+}  // namespace tracked_objects
+
 namespace media {
 
 class MFReaderCallback;
 
 const DWORD kFirstVideoStream =
     static_cast<DWORD>(MF_SOURCE_READER_FIRST_VIDEO_STREAM);
 
 class MEDIA_EXPORT VideoCaptureDeviceMFWin : public base::NonThreadSafe,
                                              public VideoCaptureDevice {
  public:
@@ skipping 10 matching lines @@
                         scoped_ptr<VideoCaptureDevice::Client> client) override;
   void StopAndDeAllocate() override;
 
   // Captured new video data.
   void OnIncomingCapturedData(const uint8* data,
                               int length,
                               int rotation,
                               const base::TimeTicks& time_stamp);
 
  private:
-  void OnError(HRESULT hr);
+  void OnError(const tracked_objects::Location& from_here, HRESULT hr);
 
   Name name_;
   base::win::ScopedComPtr<IMFActivate> device_;
   scoped_refptr<MFReaderCallback> callback_;
 
   base::Lock lock_;  // Used to guard the below variables.
   scoped_ptr<VideoCaptureDevice::Client> client_;
   base::win::ScopedComPtr<IMFSourceReader> reader_;
   VideoCaptureFormat capture_format_;
   bool capture_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceMFWin);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_VIDEO_CAPTURE_WIN_VIDEO_CAPTURE_DEVICE_MF_WIN_H_