gpu: Unify code to initialize dual-gpu mode.

content/browser/gpu/gpu_data_manager_impl_private.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_private.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 1161 matching lines @@
 void GpuDataManagerImplPrivate::UpdateGpuSwitchingManager(
     const gpu::GPUInfo& gpu_info) {
   // The vendor IDs might be 0 on non-PCI devices (like Android), but
   // the length of the vector is all we care about in most cases.
   std::vector<uint32_t> vendor_ids;
   vendor_ids.push_back(gpu_info.gpu.vendor_id);
   for (const auto& device : gpu_info.secondary_gpus) {
     vendor_ids.push_back(device.vendor_id);
   }
   ui::GpuSwitchingManager::GetInstance()->SetGpuVendorIds(vendor_ids);
-
-  if (ui::GpuSwitchingManager::GetInstance()->SupportsDualGpus()) {
-    if (gpu_driver_bugs_.count(gpu::FORCE_DISCRETE_GPU) == 1)
-      ui::GpuSwitchingManager::GetInstance()->ForceUseOfDiscreteGpu();
-    else if (gpu_driver_bugs_.count(gpu::FORCE_INTEGRATED_GPU) == 1)
-      ui::GpuSwitchingManager::GetInstance()->ForceUseOfIntegratedGpu();
-  }
+  gpu::InitializeDualGpusIfSupported(gpu_driver_bugs_);
 }
 
 void GpuDataManagerImplPrivate::NotifyGpuInfoUpdate() {
   observer_list_->Notify(FROM_HERE, &GpuDataManagerObserver::OnGpuInfoUpdate);
 }
 
 void GpuDataManagerImplPrivate::EnableSwiftShaderIfNecessary() {
   if (!GpuAccessAllowed(NULL) ||
       blacklisted_features_.count(gpu::GPU_FEATURE_TYPE_WEBGL)) {
     if (!swiftshader_path_.empty() &&
@@ skipping 114 matching lines @@
   gpu_info_.context_info_state = gpu::kCollectInfoFatalFailure;
 #if defined(OS_WIN)
   gpu_info_.dx_diagnostics_info_state = gpu::kCollectInfoFatalFailure;
 #endif
   complete_gpu_info_already_requested_ = true;
   // Some observers might be waiting.
   NotifyGpuInfoUpdate();
 }
 
 }  // namespace content