Add glCopyTexSubImage2D to GrGLInterface

src/gpu/gl/win/GrGLCreateNativeInterface_win.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 "gl/GrGLExtensions.h"
@@ skipping 74 matching lines @@
         if (glVer >= GR_GL_VER(1,4) ||
             extensions.has("GL_ARB_imaging") ||
             extensions.has("GL_EXT_blend_color")) {
             WGL_SET_PROC(BlendColor);
         }
 
         SET_PROC(Clear)
         SET_PROC(ClearColor)
         SET_PROC(ClearStencil)
         SET_PROC(ColorMask)
+        SET_PROC(CopyTexSubImage2D)
         SET_PROC(CullFace)
         SET_PROC(DeleteTextures)
         SET_PROC(DepthMask)
         SET_PROC(Disable)
         SET_PROC(DrawArrays)
         SET_PROC(DrawElements)
         SET_PROC(DrawBuffer)
         SET_PROC(Enable)
         SET_PROC(FrontFace)
         SET_PROC(Finish)
@@ skipping 200 matching lines @@
             WGL_SET_PROC_SUFFIX(PointAlongPath, NV);
         }
 
         interface->fBindingsExported = kDesktop_GrGLBinding;
 
         return interface;
     } else {
         return NULL;
     }
 }