cc: Plumb device color space through to rasterization

cc/trees/layer_tree_impl.cc

Index: cc/trees/layer_tree_impl.cc
diff --git a/cc/trees/layer_tree_impl.cc b/cc/trees/layer_tree_impl.cc
index 1376cdf6b5ec4b19aebd7f1168b88c25d401f620..ea600df28e02878dbedd3dd1475413506831332d 100644
--- a/cc/trees/layer_tree_impl.cc
+++ b/cc/trees/layer_tree_impl.cc
@@ -441,6 +441,7 @@ void LayerTreeImpl::PushPropertiesTo(LayerTreeImpl* target_tree) {
                                             max_page_scale_factor());
   target_tree->SetDeviceScaleFactor(device_scale_factor());
   target_tree->set_painted_device_scale_factor(painted_device_scale_factor());
+  target_tree->SetDeviceColorSpace(device_color_space_);
   target_tree->elastic_overscroll()->PushPendingToActive();
 
   target_tree->pending_page_scale_animation_ =
@@ -850,6 +851,13 @@ void LayerTreeImpl::SetDeviceScaleFactor(float device_scale_factor) {
     layer_tree_host_impl_->SetFullViewportDamage();
 }
 
+void LayerTreeImpl::SetDeviceColorSpace(
+    const gfx::ColorSpace& device_color_space) {
+  if (device_color_space == device_color_space_)
+    return;
+  device_color_space_ = device_color_space;
+}
+
 SyncedProperty<ScaleGroup>* LayerTreeImpl::page_scale_factor() {
   return page_scale_factor_.get();
 }