Remove the Vector::append overload that takes a Vector

Source/core/rendering/RenderLayerCompositor.cpp

 /*
  * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 81 matching lines @@
             return false;
         for (unsigned i = 0; i < m_layerRects.size(); i++) {
             if (m_layerRects[i].intersects(bounds))
                 return true;
         }
         return false;
     }
 
     void unite(const OverlapMapContainer& otherContainer)
     {
-        m_layerRects.append(otherContainer.m_layerRects);
+        m_layerRects.appendVector(otherContainer.m_layerRects);
         m_boundingBox.unite(otherContainer.m_boundingBox);
     }
 private:
     Vector<IntRect> m_layerRects;
     IntRect m_boundingBox;
 };
 
 class RenderLayerCompositor::OverlapMap {
     WTF_MAKE_NONCOPYABLE(OverlapMap);
 public:
@@ skipping 2615 matching lines @@
     } else if (graphicsLayer == m_scrollLayer.get()) {
         name = "Frame Scrolling Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore