stop calling SkCanvas::getDevice

include/utils/SkDeferredCanvas.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkDeferredCanvas_DEFINED
 #define SkDeferredCanvas_DEFINED
 
@@ skipping 113 matching lines @@
      *   be freed.
      * @return number of bytes actually freed.
      */
     size_t freeMemoryIfPossible(size_t bytesToFree);
 
     /**
      * Specifies the maximum size (in bytes) allowed for a given image to be
      * rendered using the deferred canvas.
      */
     void setBitmapSizeThreshold(size_t sizeThreshold);
+    size_t getBitmapSizeThreshold() const { return fBitmapSizeThreshold; }
 
     /**
      * Executes all pending commands without drawing
      */
     void silentFlush();
 
     // Overrides of the SkCanvas interface
     virtual bool isDrawingToLayer() const SK_OVERRIDE;
     virtual void clear(SkColor) SK_OVERRIDE;
     virtual void drawPaint(const SkPaint& paint) SK_OVERRIDE;
@@ skipping 89 matching lines @@
 
 private:
     SkDeferredCanvas(SkDeferredDevice*);
 
     void recordedDrawCommand();
     SkCanvas* drawingCanvas() const;
     SkCanvas* immediateCanvas() const;
     bool isFullFrame(const SkRect*, const SkPaint*) const;
     void validate() const;
     void init();
-    bool            fDeferredDrawing;
+
+    size_t fBitmapSizeThreshold;
+    bool   fDeferredDrawing;
 
     friend class SkDeferredCanvasTester; // for unit testing
     typedef SkCanvas INHERITED;
 };
 
 
 #endif