Fix remaining cc files to compile with Clang

cc/CCDebugRectHistory.cpp

 // Copyright 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.
 
 #include "config.h"
 
 #if USE(ACCELERATED_COMPOSITING)
 #include "CCDebugRectHistory.h"
 
 #include "CCDamageTracker.h"
 #include "CCLayerImpl.h"
 #include "CCLayerTreeHost.h"
 #include "CCMathUtil.h"
 
 namespace cc {
 
 CCDebugRectHistory::CCDebugRectHistory()
 {
 }
 
+CCDebugRectHistory::~CCDebugRectHistory()
+{
+}
+
 void CCDebugRectHistory::saveDebugRectsForCurrentFrame(CCLayerImpl* rootLayer, const Vector<CCLayerImpl*>& renderSurfaceLayerList, const Vector<IntRect>& occludingScreenSpaceRects, const CCLayerTreeSettings& settings)
 {
     // For now, clear all rects from previous frames. In the future we may want to store
     // all debug rects for a history of many frames.
     m_debugRects.clear();
 
     if (settings.showPaintRects)
         savePaintRects(rootLayer);
 
     if (settings.showPropertyChangedRects)
@@ skipping 76 matching lines @@
 
 void CCDebugRectHistory::saveOccludingRects(const Vector<IntRect>& occludingRects)
 {
     for (size_t i = 0; i < occludingRects.size(); ++i)
         m_debugRects.append(CCDebugRect(OccludingRectType, occludingRects[i]));
 }
 
 } // namespace cc
 
 #endif // USE(ACCELERATED_COMPOSITING)