Implement IPCs and VideoCapture::Client interfaces for texture capture

content/renderer/media/video_capture_impl.h

Index: content/renderer/media/video_capture_impl.h
diff --git a/content/renderer/media/video_capture_impl.h b/content/renderer/media/video_capture_impl.h
index 0e8fea73fac0dc16618891451fbdae61efb4f23c..1eb2a615dc9d18be7c6290fad37e534401fd720d 100644
--- a/content/renderer/media/video_capture_impl.h
+++ b/content/renderer/media/video_capture_impl.h
@@ -39,8 +39,16 @@
 #include "media/video/capture/video_capture_types.h"
 
 namespace base {
+
 class MessageLoopProxy;
-}
+
+}  // namespace base
+
+namespace gpu {
+
+class MailboxHolder;
+
+}  // namespace gpu
 
 namespace content {
 
@@ -91,18 +99,22 @@ class CONTENT_EXPORT VideoCaptureImpl
                                int length,
                                int buffer_id) OVERRIDE;
   virtual void OnBufferDestroyed(int buffer_id) OVERRIDE;
-  virtual void OnBufferReceived(
-      int buffer_id,
-      base::TimeTicks timestamp,
-      const media::VideoCaptureFormat& format) OVERRIDE;
+  virtual void OnBufferReceived(int buffer_id,
+                                const media::VideoCaptureFormat& format,
+                                base::TimeTicks) OVERRIDE;
+  virtual void OnMailboxBufferReceived(int buffer_id,
+                                       const gpu::MailboxHolder& mailbox_holder,
+                                       const media::VideoCaptureFormat& format,
+                                       base::TimeTicks timestamp) OVERRIDE;
+  OVERRIDE;
   virtual void OnStateChanged(VideoCaptureState state) OVERRIDE;
   virtual void OnDelegateAdded(int32 device_id) OVERRIDE;
 
   // Sends an IPC message to browser process when all clients are done with the
   // buffer.
-  void OnClientBufferFinished(
-      int buffer_id,
-      const scoped_refptr<ClientBuffer>& buffer);
+  void OnClientBufferFinished(int buffer_id,
+                              const scoped_refptr<ClientBuffer>& buffer,
+                              const gpu::MailboxHolder* mailbox_holder);
 
   void StopDevice();
   void RestartCapture();