[cc] Remove all WTF #includes from CCLayerTreeHost

cc/ImageLayerChromium.cpp

Index: cc/ImageLayerChromium.cpp
diff --git a/cc/ImageLayerChromium.cpp b/cc/ImageLayerChromium.cpp
index ec1117ac4c73d279ec924f419c33ba4f30afafe9..c98796b8d36b84b9d9d8ed96022ec9098f31d481 100644
--- a/cc/ImageLayerChromium.cpp
+++ b/cc/ImageLayerChromium.cpp
@@ -19,8 +19,8 @@ class ImageLayerTextureUpdater : public LayerTextureUpdater {
 public:
     class Texture : public LayerTextureUpdater::Texture {
     public:
-        Texture(ImageLayerTextureUpdater* textureUpdater, PassOwnPtr<CCPrioritizedTexture> texture)
-            : LayerTextureUpdater::Texture(texture)
+        Texture(ImageLayerTextureUpdater* textureUpdater, scoped_ptr<CCPrioritizedTexture> texture)
+            : LayerTextureUpdater::Texture(texture.Pass())
             , m_textureUpdater(textureUpdater)
         {
         }