Revert of Move static GL binding initialization to //ui/gl/init.

ui/gl/test/gl_surface_test_support.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/gl/test/gl_surface_test_support.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 54 matching lines @@
 
 // static
 void GLSurfaceTestSupport::InitializeOneOffImplementation(
     GLImplementation impl,
     bool fallback_to_osmesa) {
   DCHECK(!base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kUseGL))
       << "kUseGL has not effect in tests";
 
   // This method may be called multiple times in the same process to set up
   // bindings in different ways.
-  init::ClearGLBindings();
+  ClearGLBindings();
 
   bool gpu_service_logging = false;
   bool disable_gl_drawing = false;
 
   CHECK(init::InitializeGLOneOffImplementation(
       impl, fallback_to_osmesa, gpu_service_logging, disable_gl_drawing));
 }
 
 // static
 void GLSurfaceTestSupport::InitializeOneOffWithMockBindings() {
   InitializeOneOffImplementation(kGLImplementationMockGL, false);
 }
 
 // static
 void GLSurfaceTestSupport::InitializeDynamicMockBindings(GLContext* context) {
   CHECK(InitializeDynamicGLBindings(kGLImplementationMockGL, context));
 }
 
 }  // namespace gl