Make dynamic mock bindings initialization consistent with other GL implementations

ui/gl/gl_context.cc

 // Copyright (c) 2012 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/gl_context.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/cancelable_callback.h"
@@ skipping 160 matching lines @@
 
 void GLContext::ForceSwapIntervalZero(bool force) {
   force_swap_interval_zero_ = force;
   OnSetSwapInterval(force_swap_interval_zero_ ? 0 : swap_interval_);
 }
 
 bool GLContext::WasAllocatedUsingRobustnessExtension() {
   return false;
 }
 
-bool GLContext::InitializeDynamicBindings() {
+void GLContext::InitializeDynamicBindings() {
   DCHECK(IsCurrent(nullptr));
-  bool initialized = InitializeDynamicGLBindings(GetGLImplementation(), this);
-  if (!initialized)
-    LOG(ERROR) << "Could not initialize dynamic bindings.";
-  return initialized;
+  InitializeDynamicGLBindingsGL(this);
 }
 
 void GLContext::SetupForVirtualization() {
   if (!virtual_gl_api_) {
     virtual_gl_api_.reset(new VirtualGLApi());
     virtual_gl_api_->Initialize(&g_driver_gl, this);
   }
 }
 
 bool GLContext::MakeVirtuallyCurrent(
@@ skipping 35 matching lines @@
 
 scoped_refptr<GLContext> InitializeGLContext(scoped_refptr<GLContext> context,
                                              GLSurface* compatible_surface,
                                              GpuPreference gpu_preference) {
   if (!context->Initialize(compatible_surface, gpu_preference))
     return nullptr;
   return context;
 }
 
 }  // namespace gl