cc: Remove wtf includes from *LayerTextureUpdater headers

cc/layer_texture_updater.h

 // Copyright 2011 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.
 
 
 #ifndef LayerTextureUpdater_h
 #define LayerTextureUpdater_h
 
+#include "base/memory/ref_counted.h"
 #include "CCPrioritizedTexture.h"
 #include "GraphicsTypes3D.h"
-#include <wtf/RefCounted.h>
 
 namespace cc {
 
 class IntRect;
 class IntSize;
 class TextureManager;
 struct CCRenderingStats;
 class CCTextureUpdateQueue;
 
-class LayerTextureUpdater : public RefCounted<LayerTextureUpdater> {
+class LayerTextureUpdater : public base::RefCounted<LayerTextureUpdater> {
 public:
     // Allows texture uploaders to store per-tile resources.
     class Texture {
     public:
         virtual ~Texture();
 
         CCPrioritizedTexture* texture() { return m_texture.get(); }
         void swapTextureWith(scoped_ptr<CCPrioritizedTexture>& texture) { m_texture.swap(texture); }
         // TODO(reveman): partialUpdate should be a property of this class
         // instead of an argument passed to update().
         virtual void update(CCTextureUpdateQueue&, const IntRect& sourceRect, const IntSize& destOffset, bool partialUpdate, CCRenderingStats&) = 0;
     protected:
         explicit Texture(scoped_ptr<CCPrioritizedTexture> texture);
 
     private:
         scoped_ptr<CCPrioritizedTexture> m_texture;
     };
 
-    LayerTextureUpdater()
-    {
-        turnOffVerifier(); // In the component build we don't have WTF threading initialized in this DLL so the thread verifier explodes.
-    }
-
-    virtual ~LayerTextureUpdater() { }
+    LayerTextureUpdater() { }
 
     enum SampledTexelFormat {
         SampledTexelFormatRGBA,
         SampledTexelFormatBGRA,
         SampledTexelFormatInvalid,
     };
-    virtual PassOwnPtr<Texture> createTexture(CCPrioritizedTextureManager*) = 0;
+    virtual scoped_ptr<Texture> createTexture(CCPrioritizedTextureManager*) = 0;
     // Returns the format of the texel uploaded by this interface.
     // This format should not be confused by texture internal format.
     // This format specifies the component order in the sampled texel.
     // If the format is TexelFormatBGRA, vec4.x is blue and vec4.z is red.
     virtual SampledTexelFormat sampledTexelFormat(GC3Denum textureFormat) = 0;
     // The |resultingOpaqueRect| gives back a region of the layer that was painted opaque. If the layer is marked opaque in the updater,
     // then this region should be ignored in preference for the entire layer's area.
     virtual void prepareToUpdate(const IntRect& contentRect, const IntSize& tileSize, float contentsWidthScale, float contentsHeightScale, IntRect& resultingOpaqueRect, CCRenderingStats&) { }
 
     // Set true by the layer when it is known that the entire output is going to be opaque.
     virtual void setOpaque(bool) { }
+
+protected:
+    virtual ~LayerTextureUpdater() { }
+
+private:
+    friend class base::RefCounted<LayerTextureUpdater>;
 };
 
 } // namespace cc
 #endif // LayerTextureUpdater_h