Rename kES2_GrGLBinding to kES_GrGLBinding. Step 0 for supporting ES3.

src/gpu/gl/GrGLInterface.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 "gl/GrGLExtensions.h"
@@ skipping 132 matching lines @@
 
     GrGLVersion glVer = GrGLGetVersion(this);
 
     // Now check that baseline ES/Desktop fns not covered above are present
     // and that we have fn pointers for any advertised extensions that we will
     // try to use.
 
     // these functions are part of ES2, we assume they are available
     // On the desktop we assume they are available if the extension
     // is present or GL version is high enough.
-    if (kES2_GrGLBinding == binding) {
+    if (kES_GrGLBinding == binding) {
         if (NULL == fStencilFuncSeparate ||
             NULL == fStencilMaskSeparate ||
             NULL == fStencilOpSeparate) {
             return false;
         }
     } else if (kDesktop_GrGLBinding == binding) {
 
         if (glVer >= GR_GL_VER(2,0)) {
             if (NULL == fStencilFuncSeparate ||
                 NULL == fStencilMaskSeparate ||
@@ skipping 218 matching lines @@
             if (NULL == fBindVertexArray ||
                 NULL == fDeleteVertexArrays ||
                 NULL == fGenVertexArrays) {
                 return false;
             }
         }
     }
 
     return true;
 }