Another revert of change caused by bad merge.

ui/views/widget/native_widget_aura.cc

Index: ui/views/widget/native_widget_aura.cc
diff --git a/ui/views/widget/native_widget_aura.cc b/ui/views/widget/native_widget_aura.cc
index 5e66c6c8961da57bf4d4a9a8f57a00e94d7ddd0b..d2970f1c7b47a380b9ff5d37ab158bf2fee9ed7d 100644
--- a/ui/views/widget/native_widget_aura.cc
+++ b/ui/views/widget/native_widget_aura.cc
@@ -729,6 +729,9 @@ void NativeWidgetAura::OnWindowDestroying() {
 
   // If the aura::Window is destroyed, we can no longer show tooltips.
   tooltip_manager_.reset();
+
+  // Cleanup properties associated with the window here.
+  delete GetRestoreBounds(window_);
 }
 
 void NativeWidgetAura::OnWindowDestroyed() {