Rename GrGLBinding->GrGLStandard, no longer a bitfield

src/gpu/gl/GrGLCreateNullInterface.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/GrGLInterface.h"
 #include "GrGLDefines.h"
@@ skipping 248 matching lines @@
 
 } // end anonymous namespace
 
 const GrGLInterface* GrGLCreateNullInterface() {
     // The gl functions are not context-specific so we create one global
     // interface
     static SkAutoTUnref<GrGLInterface> glInterface;
     if (!glInterface.get()) {
         GrGLInterface* interface = SkNEW(GrGLInterface);
         glInterface.reset(interface);
-        interface->fBindingsExported = kDesktop_GrGLBinding;
+        interface->fStandard = kGL_GrGLStandard;
         interface->fActiveTexture = nullGLActiveTexture;
         interface->fAttachShader = nullGLAttachShader;
         interface->fBeginQuery = nullGLBeginQuery;
         interface->fBindAttribLocation = nullGLBindAttribLocation;
         interface->fBindBuffer = nullGLBindBuffer;
         interface->fBindFragDataLocation = noOpGLBindFragDataLocation;
         interface->fBindTexture = nullGLBindTexture;
         interface->fBindVertexArray = nullGLBindVertexArray;
         interface->fBlendColor = noOpGLBlendColor;
         interface->fBlendFunc = noOpGLBlendFunc;
@@ skipping 117 matching lines @@
         interface->fRenderbufferStorageMultisample = noOpGLRenderbufferStorageMultisample;
         interface->fBlitFramebuffer = noOpGLBlitFramebuffer;
         interface->fResolveMultisampleFramebuffer = noOpGLResolveMultisampleFramebuffer;
         interface->fMapBuffer = nullGLMapBuffer;
         interface->fUnmapBuffer = nullGLUnmapBuffer;
         interface->fBindFragDataLocationIndexed = noOpGLBindFragDataLocationIndexed;
     }
     glInterface.get()->ref();
     return glInterface.get();
 }