Added support for Chrome's gpu command buffer extension BindUniformLocation.

include/gpu/gl/GrGLInterface.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGLInterface_DEFINED
 #define GrGLInterface_DEFINED
 
@@ skipping 234 matching lines @@
 
     //  GL_EXT_multisampled_render_to_texture (preferred) or GL_IMG_multisampled_render_to_texture
     GLPtr<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisampleES2EXT;
     //  GL_APPLE_framebuffer_multisample
     GLPtr<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisampleES2APPLE;
 #endif
     //  This is used to store the pointer for GL_ARB/EXT/ANGLE/CHROMIUM_framebuffer_multisample or
     //  the standard function in ES3+ or GL 3.0+.
     GLPtr<GrGLRenderbufferStorageMultisampleProc> fRenderbufferStorageMultisample;
 
+    // Pointer to BindUniformLocationCHROMIUM from the GL_CHROMIUM_bind_uniform_location extension.
+    GLPtr<GrGLBindUniformLocation> fBindUniformLocation;
+
     GLPtr<GrGLResolveMultisampleFramebufferProc> fResolveMultisampleFramebuffer;
     GLPtr<GrGLScissorProc> fScissor;
     GLPtr<GrGLShaderSourceProc> fShaderSource;
     GLPtr<GrGLStencilFuncProc> fStencilFunc;
     GLPtr<GrGLStencilFuncSeparateProc> fStencilFuncSeparate;
     GLPtr<GrGLStencilMaskProc> fStencilMask;
     GLPtr<GrGLStencilMaskSeparateProc> fStencilMaskSeparate;
     GLPtr<GrGLStencilOpProc> fStencilOp;
     GLPtr<GrGLStencilOpSeparateProc> fStencilOpSeparate;
     GLPtr<GrGLTexGenfProc> fTexGenf;
@@ skipping 86 matching lines @@
 
     // Per-GL func callback
 #if GR_GL_PER_GL_FUNC_CALLBACK
     GrGLInterfaceCallbackProc fCallback;
     GrGLInterfaceCallbackData fCallbackData;
 #endif
 
 };
 
 #endif