Correctly use IsThreadedCompositingEnabled in content_browsertests

content/browser/renderer_host/render_process_host_impl.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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 34 matching lines @@
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/device_orientation/device_motion_message_filter.h"
 #include "content/browser/device_orientation/device_orientation_message_filter.h"
 #include "content/browser/device_orientation/orientation_message_filter.h"
 #include "content/browser/dom_storage/dom_storage_context_wrapper.h"
 #include "content/browser/dom_storage/dom_storage_message_filter.h"
 #include "content/browser/download/mhtml_generation_manager.h"
 #include "content/browser/fileapi/chrome_blob_storage_context.h"
 #include "content/browser/fileapi/fileapi_message_filter.h"
 #include "content/browser/geolocation/geolocation_dispatcher_host.h"
+#include "content/browser/gpu/compositor_util.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/gpu/shader_disk_cache.h"
 #include "content/browser/histogram_message_filter.h"
 #include "content/browser/indexed_db/indexed_db_context_impl.h"
 #include "content/browser/indexed_db/indexed_db_dispatcher_host.h"
 #include "content/browser/loader/resource_message_filter.h"
 #include "content/browser/loader/resource_scheduler_filter.h"
 #include "content/browser/media/media_internals.h"
 #include "content/browser/mime_registry_message_filter.h"
@@ skipping 745 matching lines @@
   // If we run base::FieldTrials, we want to pass to their state to the
   // renderer so that it can act in accordance with each state, or record
   // histograms relating to the base::FieldTrial states.
   std::string field_trial_states;
   base::FieldTrialList::StatesToString(&field_trial_states);
   if (!field_trial_states.empty()) {
     command_line->AppendSwitchASCII(switches::kForceFieldTrials,
                                     field_trial_states);
   }
 
+  if (content::IsThreadedCompositingEnabled())
+    command_line->AppendSwitch(switches::kEnableThreadedCompositing);
+
   GetContentClient()->browser()->AppendExtraCommandLineSwitches(
       command_line, GetID());
 
   // Appending disable-gpu-feature switches due to software rendering list.
   GpuDataManagerImpl* gpu_data_manager = GpuDataManagerImpl::GetInstance();
   DCHECK(gpu_data_manager);
   gpu_data_manager->AppendRendererCommandLine(command_line);
 }
 
 void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
@@ skipping 933 matching lines @@
     // Skip widgets in other processes.
     if (widgets[i]->GetProcess()->GetID() != GetID())
       continue;
 
     RenderViewHost* rvh = RenderViewHost::From(widgets[i]);
     rvh->UpdateWebkitPreferences(rvh->GetWebkitPreferences());
   }
 }
 
 }  // namespace content