Revert "switch GatherPixelRefs to use SkBaseDevice instead of SkBitmapDevice"

include/gpu/SkGpuDevice.h

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 54 matching lines @@
     // overrides from SkBaseDevice
     virtual uint32_t getDeviceCapabilities() SK_OVERRIDE {
         return 0;
     }
     virtual int width() const SK_OVERRIDE {
         return NULL == fRenderTarget ? 0 : fRenderTarget->width();
     }
     virtual int height() const SK_OVERRIDE {
         return NULL == fRenderTarget ? 0 : fRenderTarget->height();
     }
+    virtual void getGlobalBounds(SkIRect* bounds) const SK_OVERRIDE;
     virtual bool isOpaque() const SK_OVERRIDE {
         return NULL == fRenderTarget ? false
                                      : kRGB_565_GrPixelConfig == fRenderTarget->config();
     }
     virtual SkBitmap::Config config() const SK_OVERRIDE;
 
     virtual void clear(SkColor color) SK_OVERRIDE;
     virtual void writePixels(const SkBitmap& bitmap, int x, int y,
                              SkCanvas::Config8888 config8888) SK_OVERRIDE;
 
@@ skipping 123 matching lines @@
 
     /**
      * Returns non-initialized instance.
      */
     GrTextContext* getTextContext();
 
     typedef SkBitmapDevice INHERITED;
 };
 
 #endif