Add glCopyTexSubImage2D to GrGLInterface

src/gpu/gl/mesa/GrGLCreateMesaInterface.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"
 #include "gl/GrGLInterface.h"
@@ skipping 48 matching lines @@
         }
 
         GR_GL_GET_PROC(BufferData);
         GR_GL_GET_PROC(BufferSubData);
         GR_GL_GET_PROC(Clear);
         GR_GL_GET_PROC(ClearColor);
         GR_GL_GET_PROC(ClearStencil);
         GR_GL_GET_PROC(ColorMask);
         GR_GL_GET_PROC(CompileShader);
         GR_GL_GET_PROC(CompressedTexImage2D);
+        GR_GL_GET_PROC(CopyTexSubImage2D);
         GR_GL_GET_PROC(CreateProgram);
         GR_GL_GET_PROC(CreateShader);
         GR_GL_GET_PROC(CullFace);
         GR_GL_GET_PROC(DeleteBuffers);
         GR_GL_GET_PROC(DeleteProgram);
         GR_GL_GET_PROC(DeleteQueries);
         GR_GL_GET_PROC(DeleteShader);
         GR_GL_GET_PROC(DeleteTextures);
         GR_GL_GET_PROC(DepthMask);
         GR_GL_GET_PROC(Disable);
@@ skipping 128 matching lines @@
             delete interface;
             return NULL;
         }
         GR_GL_GET_PROC(BindFragDataLocationIndexed);
         interface->fBindingsExported = kDesktop_GrGLBinding;
         return interface;
     } else {
         return NULL;
     }
 }