Revert 223162 "Update the nine patch layer to use UI resources"

trunk/src/cc/resources/scoped_ui_resource.h

Index: trunk/src/cc/resources/scoped_ui_resource.h
===================================================================
--- trunk/src/cc/resources/scoped_ui_resource.h	(revision 223178)
+++ trunk/src/cc/resources/scoped_ui_resource.h	(working copy)
@@ -15,27 +15,28 @@
 
 class LayerTreeHost;
 
-// ScopedUIResource creates an UIResource from a bitmap and a LayerTreeHost.
-// This class holds a pointer to the host so that when the instance goes out of
-// scope, the created resource is deleted.  On a GetBitmap call from the
-// UIResource manager, ScopeUIResource always returns the reference to the
-// initially given bitmap regardless of whether the request was due to lost
-// resource or not.
 class CC_EXPORT ScopedUIResource : public UIResourceClient {
  public:
-  static scoped_ptr<ScopedUIResource> Create(LayerTreeHost* host,
-                                             const UIResourceBitmap& bitmap);
+  static scoped_ptr<ScopedUIResource> Create(
+      LayerTreeHost* host,
+      scoped_refptr<UIResourceBitmap> bitmap);
   virtual ~ScopedUIResource();
 
+  gfx::Size GetSize() const;
+
   // UIResourceClient implementation.
-  virtual UIResourceBitmap GetBitmap(UIResourceId uid,
-                                     bool resource_lost) OVERRIDE;
+  virtual scoped_refptr<UIResourceBitmap> GetBitmap(
+      UIResourceId uid,
+      bool resource_lost) OVERRIDE;
   UIResourceId id() { return id_; }
 
  protected:
-  ScopedUIResource(LayerTreeHost* host, const UIResourceBitmap& bitmap);
+  ScopedUIResource(LayerTreeHost* host, scoped_refptr<UIResourceBitmap> bitmap);
 
-  UIResourceBitmap bitmap_;
+  // An empty default contructor for testing.
+  ScopedUIResource();
+
+  scoped_refptr<UIResourceBitmap> bitmap_;
   LayerTreeHost* host_;
   UIResourceId id_;