Remove internal calls to SkImage::getTexture

include/core/SkImage.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 SkImage_DEFINED
 #define SkImage_DEFINED
 
@@ skipping 181 matching lines @@
      *
      *  Preroll() can be called before drawing to try to perform this prepatory work ahead of time.
      *  For images that have no such work, this returns instantly. Others may do some thing to
      *  prepare their cache and then return.
      *
      *  If the image will drawn to a GPU-backed canvas or surface, pass the associated GrContext.
      *  If the image will be drawn to any other type of canvas or surface, pass null.
      */
     void preroll(GrContext* = nullptr) const;
 
-    // DEPRECATED
+    // DEPRECATED - currently used by Canvas2DLayerBridge in Chromium.
     GrTexture* getTexture() const;
 
     /**
      *  Returns true if the image is texture backed.
      */
     bool isTextureBacked() const;
 
     /**
      *  Retrieves the backend API handle of the texture. If flushPendingGrContextIO then the
      *  GrContext will issue to the backend API any deferred IO operations on the texture before
@@ skipping 130 matching lines @@
 
 private:
     const int       fWidth;
     const int       fHeight;
     const uint32_t  fUniqueID;
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif