Make filters use SkImage instead of SkBitmap

src/core/SkBitmapDevice.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmapDevice.h"
 #include "SkConfig8888.h"
 #include "SkDeviceProperties.h"
@@ skipping 311 matching lines @@
     // Call ourself, in case the subclass wanted to share this setup code
     // but handle the drawRect code themselves.
     this->drawRect(draw, *dstPtr, paintWithShader);
 }
 
 void SkBitmapDevice::drawSprite(const SkDraw& draw, const SkBitmap& bitmap,
                                 int x, int y, const SkPaint& paint) {
     draw.drawSprite(bitmap, x, y, paint);
 }
 
+void SkBitmapDevice::drawSprite(const SkDraw& draw, const SkImage& image,
+                                int x, int y, const SkPaint& paint) {
+    SkBitmap bitmap;
+    if (!as_IB(&image)->getROPixels(&bitmap)) {
+        return;
+    }
+    draw.drawSprite(bitmap, x, y, paint);
+}
+
 void SkBitmapDevice::drawText(const SkDraw& draw, const void* text, size_t len,
                               SkScalar x, SkScalar y, const SkPaint& paint) {
     draw.drawText((const char*)text, len, x, y, paint);
 }
 
 void SkBitmapDevice::drawPosText(const SkDraw& draw, const void* text, size_t len,
                                  const SkScalar xpos[], int scalarsPerPos,
                                  const SkPoint& offset, const SkPaint& paint) {
     draw.drawPosText((const char*)text, len, xpos, scalarsPerPos, offset, paint);
 }
@@ skipping 73 matching lines @@
         paint.getRasterizer() ||
         paint.getPathEffect() ||
         paint.isFakeBoldText() ||
         paint.getStyle() != SkPaint::kFill_Style ||
         !SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode))
     {
         return true;
     }
     return false;
 }