mash: Relay some Chrome aura window properties to Ash.

chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h

Index: chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h
diff --git a/chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h b/chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h
index a25ef3f1ca9eb426dd998bdcd82fd13367e27ebe..f75181d8e98e484c6e64545ee29fd995f38cf3e8 100644
--- a/chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h
+++ b/chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h
@@ -30,6 +30,8 @@ class ChromeBrowserMainExtraPartsAsh : public ChromeBrowserMainExtraParts {
   ~ChromeBrowserMainExtraPartsAsh() override;
 
   // Overridden from ChromeBrowserMainExtraParts:
+  void ServiceManagerConnectionStarted(
+      content::ServiceManagerConnection* connection) override;
   void PreProfileInit() override;
   void PostProfileInit() override;
   void PostMainMessageLoopRun() override;