Add cc::RendererSettings for use in with cc::Display

ui/compositor/compositor.cc

Index: ui/compositor/compositor.cc
diff --git a/ui/compositor/compositor.cc b/ui/compositor/compositor.cc
index 607a8ea8efc933e5aeda34a5497f19560fd2814e..6971f32fad0c6272d9aad3314635d5c40923b25f 100644
--- a/ui/compositor/compositor.cc
+++ b/ui/compositor/compositor.cc
@@ -94,15 +94,14 @@ Compositor::Compositor(gfx::AcceleratedWidget widget,
   // can have LCD text, to match the previous behaviour with ContentLayers,
   // where LCD-not-allowed notifications were ignored.
   settings.layers_always_allowed_lcd_text = true;
-  settings.refresh_rate =
-      context_factory_->DoesCreateTestContexts()
-      ? kTestRefreshRate
-      : kDefaultRefreshRate;
+  settings.renderer_settings.refresh_rate =
+      context_factory_->DoesCreateTestContexts() ? kTestRefreshRate
+                                                 : kDefaultRefreshRate;
   settings.main_frame_before_activation_enabled = false;
   settings.throttle_frame_production =
       !command_line->HasSwitch(switches::kDisableGpuVsync);
 #if !defined(OS_MACOSX)
-  settings.partial_swap_enabled =
+  settings.renderer_settings.partial_swap_enabled =
       !command_line->HasSwitch(cc::switches::kUIDisablePartialSwap);
 #endif
 #if defined(OS_CHROMEOS)
@@ -421,6 +420,10 @@ void Compositor::SetLayerTreeDebugState(
   host_->SetDebugState(debug_state);
 }
 
+const cc::RendererSettings& Compositor::GetRendererSettings() const {
+  return host_->settings().renderer_settings;
+}
+
 scoped_refptr<CompositorLock> Compositor::GetCompositorLock() {
   if (!compositor_lock_) {
     compositor_lock_ = new CompositorLock(this);