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

media/video/capture/mac/video_capture_device_mac.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.
 
 // OS X implementation of VideoCaptureDevice, using QTKit as native capture API.
 
 #ifndef MEDIA_VIDEO_CAPTURE_MAC_VIDEO_CAPTURE_DEVICE_MAC_H_
 #define MEDIA_VIDEO_CAPTURE_MAC_VIDEO_CAPTURE_DEVICE_MAC_H_
 
 #include <string>
@@ skipping 16 matching lines @@
   explicit VideoCaptureDeviceMac(const Name& device_name);
   virtual ~VideoCaptureDeviceMac();
 
   // VideoCaptureDevice implementation.
   virtual void Allocate(const VideoCaptureCapability& capture_format,
                          VideoCaptureDevice::EventHandler* observer) OVERRIDE;
   virtual void Start() OVERRIDE;
   virtual void Stop() OVERRIDE;
   virtual void DeAllocate() OVERRIDE;
   virtual const Name& device_name() OVERRIDE;
+  virtual void GetDeviceSupportedFormats(
+      VideoCaptureFormats* capture_formats) OVERRIDE;
 
   bool Init();
 
   // Called to deliver captured video frames.
   void ReceiveFrame(const uint8* video_frame, int video_frame_length,
                     const VideoCaptureCapability& frame_info);
 
   void ReceiveError(const std::string& reason);
 
  private:
@@ skipping 21 matching lines @@
   base::WeakPtr<VideoCaptureDeviceMac> weak_this_;
 
   VideoCaptureDeviceQTKit* capture_device_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoCaptureDeviceMac);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_VIDEO_CAPTURE_MAC_VIDEO_CAPTURE_DEVICE_MAC_H_