Move SkGLContext and some GrGLInterface implementations to skgputest module

tools/gpu/gl/debug/GrBufferObj.cpp

+
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrBufferObj.h"
 
 void GrBufferObj::allocate(GrGLsizeiptr size, const GrGLchar *dataPtr) {
@@ skipping 10 matching lines @@
     // TODO: w/ no dataPtr the data is unitialized - this could be tracked
 }
 
 void GrBufferObj::deleteAction() {
 
     // buffers are automatically unmapped when deleted
     this->resetMapped();
 
     this->INHERITED::deleteAction();
 }