Add support for glCompressedTexSubImage2D

src/gpu/gl/GrGLAssembleInterface.cpp

 
 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGLAssembleInterface.h"
@@ skipping 47 matching lines @@
     }
 
     GET_PROC(BufferData);
     GET_PROC(BufferSubData);
     GET_PROC(Clear);
     GET_PROC(ClearColor);
     GET_PROC(ClearStencil);
     GET_PROC(ColorMask);
     GET_PROC(CompileShader);
     GET_PROC(CompressedTexImage2D);
+    GET_PROC(CompressedTexSubImage2D);
     GET_PROC(CopyTexSubImage2D);
     GET_PROC(CreateProgram);
     GET_PROC(CreateShader);
     GET_PROC(CullFace);
     GET_PROC(DeleteBuffers);
     GET_PROC(DeleteProgram);
     GET_PROC(DeleteQueries);
     GET_PROC(DeleteShader);
     GET_PROC(DeleteTextures);
     GET_PROC(DepthMask);
@@ skipping 207 matching lines @@
         GET_PROC(InvalidateSubFramebuffer);
         GET_PROC(InvalidateTexImage);
         GET_PROC(InvalidateTexSubImage);
     }
 
     interface->fStandard = kGL_GrGLStandard;
     interface->fExtensions.swap(&extensions);
 
     return interface;
 }