skia: Add support for CHROMIUM_image backed textures.

src/gpu/gl/GrGLGpu.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 GrGLGpu_DEFINED
 #define GrGLGpu_DEFINED
 
@@ skipping 294 matching lines @@
     void flushStencil(const GrStencilSettings&);
     void flushHWAAState(GrRenderTarget* rt, bool useHWAA);
 
     // helper for onCreateTexture and writeTexturePixels
     enum UploadType {
         kNewTexture_UploadType,    // we are creating a new texture
         kWrite_UploadType,         // we are using TexSubImage2D to copy data to an existing texture
         kTransfer_UploadType,      // we are using a transfer buffer to copy data
     };
     bool uploadTexData(const GrSurfaceDesc& desc,
-                       GrGLenum target,
+                       GrGLTextureInfo* info,
                        UploadType uploadType,
                        int left, int top, int width, int height,
                        GrPixelConfig dataConfig,
                        const void* data,
                        size_t rowBytes);
 
     // helper for onCreateCompressedTexture. If width and height are
     // set to -1, then this function will use desc.fWidth and desc.fHeight
     // for the size of the data. The isNewTexture flag should be set to true
     // whenever a new texture needs to be created. Otherwise, we assume that
@@ skipping 237 matching lines @@
                 SkFAIL("Unexpected texture target type.");
                 return 0;
         }
     }
 
     typedef GrGpu INHERITED;
     friend class GrGLPathRendering; // For accessing setTextureUnit.
 };
 
 #endif