Reland of Added HardwareAccelerationEnabled() function

content/browser/gpu/gpu_data_manager_impl.cc

 // Copyright (c) 2013 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 "content/browser/gpu/gpu_data_manager_impl.h"
 
 #include "content/browser/gpu/gpu_data_manager_impl_private.h"
 #include "gpu/ipc/common/memory_stats.h"
 
 namespace content {
@@ skipping 105 matching lines @@
                                       std::string* gl_version) {
   base::AutoLock auto_lock(lock_);
   private_->GetGLStrings(gl_vendor, gl_renderer, gl_version);
 }
 
 void GpuDataManagerImpl::DisableHardwareAcceleration() {
   base::AutoLock auto_lock(lock_);
   private_->DisableHardwareAcceleration();
 }
 
+bool GpuDataManagerImpl::HardwareAccelerationEnabled() const {
+  base::AutoLock auto_lock(lock_);
+  return !private_->ShouldUseSwiftShader() &&
+         private_->GpuAccessAllowed(nullptr);
+}
+
 bool GpuDataManagerImpl::CanUseGpuBrowserCompositor() const {
   base::AutoLock auto_lock(lock_);
   return private_->CanUseGpuBrowserCompositor();
 }
 
 void GpuDataManagerImpl::GetDisabledExtensions(
     std::string* disabled_extensions) const {
   base::AutoLock auto_lock(lock_);
   private_->GetDisabledExtensions(disabled_extensions);
 }
@@ skipping 133 matching lines @@
 }
 
 GpuDataManagerImpl::GpuDataManagerImpl()
     : private_(GpuDataManagerImplPrivate::Create(this)) {
 }
 
 GpuDataManagerImpl::~GpuDataManagerImpl() {
 }
 
 }  // namespace content