Remove internal calls to SkImage::getTexture

gm/drawbitmaprect.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
 #include "SkColorPriv.h"
 #include "SkGradientShader.h"
 #include "SkImage.h"
+#include "SkImage_Base.h"
 #include "SkShader.h"
 #include "SkSurface.h"
 
 #if SK_SUPPORT_GPU
 #include "SkGr.h"
 #endif
 
 static SkBitmap make_chessbm(int w, int h) {
     SkBitmap bm;
     bm.allocN32Pixels(w, h);
@@ skipping 54 matching lines @@
         canvas->drawRect(rect, paint);
         rect.inset(wScalar / 8, hScalar / 8);
         mat.postScale(SK_Scalar1 / 4, SK_Scalar1 / 4);
     }
 
     SkImage* image = surface->newImageSnapshot();
 
     SkBitmap tempBM;
 
 #if SK_SUPPORT_GPU
-    if (image->getTexture()) {
-        GrWrapTextureInBitmap(image->getTexture(),
-                              image->width(), image->height(), image->isOpaque(), &tempBM);
+    if (GrTexture* texture = as_IB(image)->peekTexture()) {
+        GrWrapTextureInBitmap(texture, image->width(), image->height(), image->isOpaque(), &tempBM);
     } else 
 #endif
     {
         image->asLegacyBitmap(&tempBM, SkImage::kRO_LegacyBitmapMode);
     }
 
     // Let backends know we won't change this, so they don't have to deep copy it defensively.
     tempBM.setImmutable();
     *resultBM = tempBM;
 
@@ skipping 119 matching lines @@
             canvas->drawBitmapRect(bm, srcRect, dstRect, &paint);
         }
     }
 
 private:
     typedef skiagm::GM INHERITED;
 };
 
 DEF_GM( return new DrawBitmapRectGM(canvasproc, nullptr); )
 DEF_GM( return new DrawBitmapRectGM(imageproc, "-imagerect"); )