cc: Switch to Chromium DCHECKs and LOGs

cc/CCDebugRectHistory.cpp

Index: cc/CCDebugRectHistory.cpp
diff --git a/cc/CCDebugRectHistory.cpp b/cc/CCDebugRectHistory.cpp
index 7f3c2ea79b2a5765623e42d0a80b56a39f630e6e..36fad7b4f0a9a5fb8d44b1e7ec9e6ce959cf4fac 100644
--- a/cc/CCDebugRectHistory.cpp
+++ b/cc/CCDebugRectHistory.cpp
@@ -66,7 +66,7 @@ void CCDebugRectHistory::savePropertyChangedRects(const std::vector<CCLayerImpl*
     for (int surfaceIndex = renderSurfaceLayerList.size() - 1; surfaceIndex >= 0 ; --surfaceIndex) {
         CCLayerImpl* renderSurfaceLayer = renderSurfaceLayerList[surfaceIndex];
         CCRenderSurface* renderSurface = renderSurfaceLayer->renderSurface();
-        ASSERT(renderSurface);
+        DCHECK(renderSurface);
 
         const std::vector<CCLayerImpl*>& layerList = renderSurface->layerList();
         for (unsigned layerIndex = 0; layerIndex < layerList.size(); ++layerIndex) {
@@ -89,7 +89,7 @@ void CCDebugRectHistory::saveSurfaceDamageRects(const std::vector<CCLayerImpl* >
     for (int surfaceIndex = renderSurfaceLayerList.size() - 1; surfaceIndex >= 0 ; --surfaceIndex) {
         CCLayerImpl* renderSurfaceLayer = renderSurfaceLayerList[surfaceIndex];
         CCRenderSurface* renderSurface = renderSurfaceLayer->renderSurface();
-        ASSERT(renderSurface);
+        DCHECK(renderSurface);
 
         m_debugRects.append(CCDebugRect(SurfaceDamageRectType, CCMathUtil::mapClippedRect(renderSurface->screenSpaceTransform(), renderSurface->damageTracker()->currentDamageRect())));
     }
@@ -100,7 +100,7 @@ void CCDebugRectHistory::saveScreenSpaceRects(const std::vector<CCLayerImpl* >&
     for (int surfaceIndex = renderSurfaceLayerList.size() - 1; surfaceIndex >= 0 ; --surfaceIndex) {
         CCLayerImpl* renderSurfaceLayer = renderSurfaceLayerList[surfaceIndex];
         CCRenderSurface* renderSurface = renderSurfaceLayer->renderSurface();
-        ASSERT(renderSurface);
+        DCHECK(renderSurface);
 
         m_debugRects.append(CCDebugRect(ScreenSpaceRectType, CCMathUtil::mapClippedRect(renderSurface->screenSpaceTransform(), renderSurface->contentRect())));