Fix valgrind issue.
Code was removed by mistake in r2983.

BUG=1020

Review URL: https://webrtc-codereview.appspot.com/938006

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3021 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/utility/source/video_frames_queue.cc b/webrtc/modules/utility/source/video_frames_queue.cc
index 22ad5e7..5a1ea59 100644
--- a/webrtc/modules/utility/source/video_frames_queue.cc
+++ b/webrtc/modules/utility/source/video_frames_queue.cc
@@ -25,119 +25,106 @@
 {
 }
 
-VideoFramesQueue::~VideoFramesQueue()
-{
-    while (!_incomingFrames.Empty())
-    {
-        ListItem* item = _incomingFrames.First();
-        if (item)
-        {
-            I420VideoFrame* ptrFrame =
-              static_cast<I420VideoFrame*>(item->GetItem());
-            assert(ptrFrame != NULL);
-            delete ptrFrame;
-        }
-        _incomingFrames.Erase(item);
+VideoFramesQueue::~VideoFramesQueue() {
+  while (!_incomingFrames.Empty()) {
+    ListItem* item = _incomingFrames.First();
+    if (item) {
+      I420VideoFrame* ptrFrame = static_cast<I420VideoFrame*>(item->GetItem());
+      assert(ptrFrame != NULL);
+      delete ptrFrame;
     }
-    while (!_emptyFrames.Empty())
-    {
-        ListItem* item = _emptyFrames.First();
-        _emptyFrames.Erase(item);
+    _incomingFrames.Erase(item);
+  }
+  while (!_emptyFrames.Empty()) {
+    ListItem* item = _emptyFrames.First();
+    if (item) {
+      I420VideoFrame* ptrFrame =
+        static_cast<I420VideoFrame*>(item->GetItem());
+      assert(ptrFrame != NULL);
+      delete ptrFrame;
     }
+    _emptyFrames.Erase(item);
+  }
 }
 
-WebRtc_Word32 VideoFramesQueue::AddFrame(const I420VideoFrame& newFrame)
-{
-    I420VideoFrame* ptrFrameToAdd = NULL;
-    // Try to re-use a VideoFrame. Only allocate new memory if it is necessary.
-    if (!_emptyFrames.Empty())
-    {
-        ListItem* item = _emptyFrames.First();
-        if (item)
-        {
-            ptrFrameToAdd = static_cast<I420VideoFrame*>(item->GetItem());
-            _emptyFrames.Erase(item);
-        }
+WebRtc_Word32 VideoFramesQueue::AddFrame(const I420VideoFrame& newFrame) {
+  I420VideoFrame* ptrFrameToAdd = NULL;
+  // Try to re-use a VideoFrame. Only allocate new memory if it is necessary.
+  if (!_emptyFrames.Empty()) {
+    ListItem* item = _emptyFrames.First();
+    if (item) {
+      ptrFrameToAdd = static_cast<I420VideoFrame*>(item->GetItem());
+      _emptyFrames.Erase(item);
     }
-    if (!ptrFrameToAdd)
-    {
-        if (_emptyFrames.GetSize() + _incomingFrames.GetSize() >
-            KMaxNumberOfFrames)
-        {
-            WEBRTC_TRACE(kTraceWarning, kTraceVideoRenderer, -1,
-                         "%s: too many frames, limit: %d", __FUNCTION__,
-                         KMaxNumberOfFrames);
-            return -1;
-        }
-
-        WEBRTC_TRACE(kTraceMemory, kTraceVideoRenderer, -1,
-                     "%s: allocating buffer %d", __FUNCTION__,
-                     _emptyFrames.GetSize() + _incomingFrames.GetSize());
-
-        ptrFrameToAdd = new I420VideoFrame();
-        if (!ptrFrameToAdd)
-        {
-            WEBRTC_TRACE(kTraceError, kTraceVideoRenderer, -1,
-                         "%s: could not create new frame for", __FUNCTION__);
-            return -1;
-        }
+  }
+  if (!ptrFrameToAdd) {
+    if (_emptyFrames.GetSize() + _incomingFrames.GetSize() >
+        KMaxNumberOfFrames) {
+      WEBRTC_TRACE(kTraceWarning, kTraceVideoRenderer, -1,
+                   "%s: too many frames, limit: %d", __FUNCTION__,
+                   KMaxNumberOfFrames);
+      return -1;
     }
-    ptrFrameToAdd->CopyFrame(newFrame);
-    _incomingFrames.PushBack(ptrFrameToAdd);
-    return 0;
+
+    WEBRTC_TRACE(kTraceMemory, kTraceVideoRenderer, -1,
+                 "%s: allocating buffer %d", __FUNCTION__,
+                 _emptyFrames.GetSize() + _incomingFrames.GetSize());
+
+    ptrFrameToAdd = new I420VideoFrame();
+    if (!ptrFrameToAdd) {
+      WEBRTC_TRACE(kTraceError, kTraceVideoRenderer, -1,
+                   "%s: could not create new frame for", __FUNCTION__);
+      return -1;
+    }
+  }
+  ptrFrameToAdd->CopyFrame(newFrame);
+  _incomingFrames.PushBack(ptrFrameToAdd);
+  return 0;
 }
 
 // Find the most recent frame that has a VideoFrame::RenderTimeMs() that is
 // lower than current time in ms (TickTime::MillisecondTimestamp()).
 // Note _incomingFrames is sorted so that the oldest frame is first.
 // Recycle all frames that are older than the most recent frame.
-I420VideoFrame* VideoFramesQueue::FrameToRecord()
-{
-    I420VideoFrame* ptrRenderFrame = NULL;
-    ListItem* item = _incomingFrames.First();
-    while(item)
-    {
-        I420VideoFrame* ptrOldestFrameInList =
-            static_cast<I420VideoFrame*>(item->GetItem());
-        if (ptrOldestFrameInList->render_time_ms() <=
-            TickTime::MillisecondTimestamp() + _renderDelayMs)
-        {
-            if (ptrRenderFrame)
-            {
-                // List is traversed beginning to end. If ptrRenderFrame is not
-                // NULL it must be the first, and thus oldest, VideoFrame in the
-                // queue. It can be recycled.
-                ReturnFrame(ptrRenderFrame);
-                _incomingFrames.PopFront();
-            }
-            item = _incomingFrames.Next(item);
-            ptrRenderFrame = ptrOldestFrameInList;
-        }else
-        {
-            // All VideoFrames following this one will be even newer. No match
-            // will be found.
-            break;
-        }
+I420VideoFrame* VideoFramesQueue::FrameToRecord() {
+  I420VideoFrame* ptrRenderFrame = NULL;
+  ListItem* item = _incomingFrames.First();
+  while(item) {
+    I420VideoFrame* ptrOldestFrameInList =
+        static_cast<I420VideoFrame*>(item->GetItem());
+    if (ptrOldestFrameInList->render_time_ms() <=
+        TickTime::MillisecondTimestamp() + _renderDelayMs) {
+      if (ptrRenderFrame) {
+        // List is traversed beginning to end. If ptrRenderFrame is not
+        // NULL it must be the first, and thus oldest, VideoFrame in the
+        // queue. It can be recycled.
+        ReturnFrame(ptrRenderFrame);
+        _incomingFrames.PopFront();
+      }
+      item = _incomingFrames.Next(item);
+      ptrRenderFrame = ptrOldestFrameInList;
+    } else {
+      // All VideoFrames following this one will be even newer. No match
+      // will be found.
+      break;
     }
-    return ptrRenderFrame;
+  }
+  return ptrRenderFrame;
 }
 
-WebRtc_Word32 VideoFramesQueue::ReturnFrame(I420VideoFrame* ptrOldFrame)
-{
-    ptrOldFrame->set_timestamp(0);
-    ptrOldFrame->set_width(0);
-    ptrOldFrame->set_height(0);
-    ptrOldFrame->set_render_time_ms(0);
-    ptrOldFrame->ResetSize();
-    _emptyFrames.PushBack(ptrOldFrame);
-    return 0;
+WebRtc_Word32 VideoFramesQueue::ReturnFrame(I420VideoFrame* ptrOldFrame) {
+  ptrOldFrame->set_timestamp(0);
+  ptrOldFrame->set_width(0);
+  ptrOldFrame->set_height(0);
+  ptrOldFrame->set_render_time_ms(0);
+  ptrOldFrame->ResetSize();
+  _emptyFrames.PushBack(ptrOldFrame);
+  return 0;
 }
 
-//
-WebRtc_Word32 VideoFramesQueue::SetRenderDelay(WebRtc_UWord32 renderDelay)
-{
-     _renderDelayMs = renderDelay;
-     return 0;
+WebRtc_Word32 VideoFramesQueue::SetRenderDelay(WebRtc_UWord32 renderDelay) {
+  _renderDelayMs = renderDelay;
+  return 0;
 }
 } // namespace webrtc
 #endif // WEBRTC_MODULE_UTILITY_VIDEO