Remove unused parameters from MediaStreamVideoSource::StartCaptureImpl()

content/renderer/media/media_stream_video_capturer_source.cc

 // Copyright 2014 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/renderer/media/media_stream_video_capturer_source.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 180 matching lines @@
   else
     source_->MaybeSuspend();
 }
 
 void MediaStreamVideoCapturerSource::OnCapturingLinkSecured(bool is_secure) {
   Send(new MediaStreamHostMsg_SetCapturingLinkSecured(
       device_info().session_id, device_info().device.type, is_secure));
 }
 
 void MediaStreamVideoCapturerSource::StartSourceImpl(
-    const media::VideoCaptureFormat& format,
-    const blink::WebMediaConstraints& constraints,
     const VideoCaptureDeliverFrameCB& frame_callback) {
   is_capture_starting_ = true;
   source_->StartCapture(
       capture_params_, frame_callback,
       base::Bind(&MediaStreamVideoCapturerSource::OnRunStateChanged,
                  base::Unretained(this)));
 }
 
 void MediaStreamVideoCapturerSource::StopSourceImpl() {
   source_->StopCapture();
 }
 
 base::Optional<media::VideoCaptureFormat>
 MediaStreamVideoCapturerSource::GetCurrentFormatImpl() const {
   return base::Optional<media::VideoCaptureFormat>(
       capture_params_.requested_format);
 }
 
 void MediaStreamVideoCapturerSource::OnRunStateChanged(bool is_running) {
   if (is_capture_starting_) {
     OnStartDone(is_running ? MEDIA_DEVICE_OK
                            : MEDIA_DEVICE_TRACK_START_FAILURE);
     is_capture_starting_ = false;
   } else if (!is_running) {
     StopSource();
   }
 }
 
 }  // namespace content