WebRtc_Word32 -> int32_t in utility/

BUG=314

Review URL: https://webrtc-codereview.appspot.com/1307005

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3797 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/utility/source/video_frames_queue.h b/webrtc/modules/utility/source/video_frames_queue.h
index 3f63f65..af6821e 100644
--- a/webrtc/modules/utility/source/video_frames_queue.h
+++ b/webrtc/modules/utility/source/video_frames_queue.h
@@ -26,7 +26,7 @@
   ~VideoFramesQueue();
 
   // Put newFrame (last) in the queue.
-  WebRtc_Word32 AddFrame(const I420VideoFrame& newFrame);
+  int32_t AddFrame(const I420VideoFrame& newFrame);
 
   // Return the most current frame. I.e. the frame with the highest
   // VideoFrame::RenderTimeMs() that is lower than
@@ -34,12 +34,12 @@
   I420VideoFrame* FrameToRecord();
 
   // Set the render delay estimate to renderDelay ms.
-  WebRtc_Word32 SetRenderDelay(WebRtc_UWord32 renderDelay);
+  int32_t SetRenderDelay(uint32_t renderDelay);
 
  protected:
   // Make ptrOldFrame available for re-use. I.e. put it in the empty frames
   // queue.
-  WebRtc_Word32 ReturnFrame(I420VideoFrame* ptrOldFrame);
+  int32_t ReturnFrame(I420VideoFrame* ptrOldFrame);
 
  private:
   // Don't allow the buffer to expand beyond KMaxNumberOfFrames VideoFrames.
@@ -54,7 +54,7 @@
   ListWrapper    _emptyFrames;
 
   // Estimated render delay.
-  WebRtc_UWord32 _renderDelayMs;
+  uint32_t _renderDelayMs;
 };
 } // namespace webrtc
 #endif // WEBRTC_MODULE_UTILITY_VIDEO