Fix copy-paste typo in comment.

src/gpu/GrGpu.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGpu_DEFINED
 #define GrGpu_DEFINED
 
@@ skipping 84 matching lines @@
      */
     GrTexture* createTexture(const GrSurfaceDesc& desc, bool budgeted,
                              const void* srcData, size_t rowBytes);
 
     /**
      * Implements GrTextureProvider::wrapBackendTexture
      */
     GrTexture* wrapBackendTexture(const GrBackendTextureDesc&, GrWrapOwnership);
 
     /**
-     * Implements GrTextureProvider::wrapBackendTexture
+     * Implements GrTextureProvider::wrapBackendRenderTarget
      */
     GrRenderTarget* wrapBackendRenderTarget(const GrBackendRenderTargetDesc&, GrWrapOwnership);
 
     /**
      * Implements GrTextureProvider::wrapBackendTextureAsRenderTarget
      */
     GrRenderTarget* wrapBackendTextureAsRenderTarget(const GrBackendTextureDesc&, GrWrapOwnership);
 
     /**
      * Creates a vertex buffer.
@@ skipping 466 matching lines @@
     ResetTimestamp                                                      fResetTimestamp;
     uint32_t                                                            fResetBits;
     // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu.
     GrContext*                                                          fContext;
 
     friend class GrPathRendering;
     typedef SkRefCnt INHERITED;
 };
 
 #endif