Keep deinlining stuff.

gfx/canvas.h

 // Copyright (c) 2010 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 GFX_CANVAS_H_
 #define GFX_CANVAS_H_
 #pragma once
 
 #include <string>
 
@@ skipping 192 matching lines @@
   // use. Must be balanced by a call to EndPlatformPaint().
   virtual gfx::NativeDrawingContext BeginPlatformPaint() = 0;
 
   // Signifies the end of platform drawing using the native drawing context
   // returned by BeginPlatformPaint().
   virtual void EndPlatformPaint() = 0;
 
   // TODO(beng): remove this once we don't need to use any skia-specific methods
   //             through this interface.
   // A quick and dirty way to obtain the underlying SkCanvas.
-  virtual CanvasSkia* AsCanvasSkia() { return NULL; }
-  virtual const CanvasSkia* AsCanvasSkia() const { return NULL; }
+  virtual CanvasSkia* AsCanvasSkia();
+  virtual const CanvasSkia* AsCanvasSkia() const;
 };
 
 class CanvasPaint {
  public:
   virtual ~CanvasPaint() {}
 
   // Creates a canvas that paints to |view| when it is destroyed. The canvas is
   // sized to the client area of |view|.
   static CanvasPaint* CreateCanvasPaint(gfx::NativeView view);
 
   // Returns true if the canvas has an invalid rect that needs to be repainted.
   virtual bool IsValid() const = 0;
 
   // Returns the rectangle that is invalid.
   virtual gfx::Rect GetInvalidRect() const = 0;
 
   // Returns the underlying Canvas.
   virtual Canvas* AsCanvas() = 0;
 };
 
 }  // namespace gfx;
 
 #endif  // GFX_CANVAS_H_