Enhance chrome.app.window API with window background color

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index 15b899540dc237e86f109eb9d4e65a42d230ea75..867be1de85d880884a82031d82eb795c1417576d 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -2246,6 +2246,10 @@ void RenderWidgetHostImpl::SetBackgroundOpaque(bool opaque) {
   Send(new ViewMsg_SetBackgroundOpaque(GetRoutingID(), opaque));
 }
 
+void RenderWidgetHostImpl::SetBaseBackgroundColor(SkColor color) {
+  Send(new ViewMsg_SetBaseBackgroundColor(GetRoutingID(), color));
+}
+
 void RenderWidgetHostImpl::ExecuteEditCommand(const std::string& command,
                                               const std::string& value) {
   Send(new InputMsg_ExecuteEditCommand(GetRoutingID(), command, value));