Add VideoCaptureDevice::GetDeviceSupportedFormats to interface + implementation for Linux and Fake

media/video/capture/mac/video_capture_device_mac.mm

 // 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 "media/video/capture/mac/video_capture_device_mac.h"
 
 #import <QTKit/QTKit.h>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 109 matching lines @@
   if (state_ != kIdle) {
     return;
   }
   int width = capture_format.width;
   int height = capture_format.height;
   int frame_rate = capture_format.frame_rate;
 
   // QTKit can scale captured frame to any size requested, which would lead to
   // undesired aspect ratio change. Tries to open the camera with a natively
   // supported format and let the client to crop/pad the captured frames.
-  GetBestMatchSupportedResolution(&width,
-                                  &height);
+  GetBestMatchSupportedResolution(&width, &height);
 
   observer_ = observer;
   NSString* deviceId =
       [NSString stringWithUTF8String:device_name_.id().c_str()];
 
   [capture_device_ setFrameReceiver:this];
 
   if (![capture_device_ setCaptureDevice:deviceId]) {
     SetErrorState("Could not open capture device.");
     return;
@@ skipping 159 matching lines @@
  if (![capture_device_ setCaptureHeight:current_settings_.height
                                   width:current_settings_.width
                               frameRate:current_settings_.frame_rate]) {
    ReceiveError("Could not configure capture device.");
    return false;
  }
  return true;
 }
 
 } // namespace media