WebRtc_Word32 -> int32_t in video_render/

BUG=314

Review URL: https://webrtc-codereview.appspot.com/1304006

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3810 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/video_render/video_render_frames.h b/webrtc/modules/video_render/video_render_frames.h
index 8f3d699..754fe1c 100644
--- a/webrtc/modules/video_render/video_render_frames.h
+++ b/webrtc/modules/video_render/video_render_frames.h
@@ -23,22 +23,22 @@
   ~VideoRenderFrames();
 
   // Add a frame to the render queue
-  WebRtc_Word32 AddFrame(I420VideoFrame* new_frame);
+  int32_t AddFrame(I420VideoFrame* new_frame);
 
   // Get a frame for rendering, if it's time to render.
   I420VideoFrame* FrameToRender();
 
   // Return an old frame
-  WebRtc_Word32 ReturnFrame(I420VideoFrame* old_frame);
+  int32_t ReturnFrame(I420VideoFrame* old_frame);
 
   // Releases all frames
-  WebRtc_Word32 ReleaseAllFrames();
+  int32_t ReleaseAllFrames();
 
   // Returns the number of ms to next frame to render
-  WebRtc_UWord32 TimeToNextFrameRelease();
+  uint32_t TimeToNextFrameRelease();
 
   // Sets estimates delay in renderer
-  WebRtc_Word32 SetRenderDelay(const WebRtc_UWord32 render_delay);
+  int32_t SetRenderDelay(const uint32_t render_delay);
 
  private:
   // 10 seconds for 30 fps.
@@ -54,7 +54,7 @@
   ListWrapper empty_frames_;
 
   // Estimated delay from a frame is released until it's rendered.
-  WebRtc_UWord32 render_delay_ms_;
+  uint32_t render_delay_ms_;
 };
 
 }  // namespace webrtc