Destroy tooltip manager if the native window is destroyed.

views/widget/native_widget_aura.cc

Index: views/widget/native_widget_aura.cc
diff --git a/views/widget/native_widget_aura.cc b/views/widget/native_widget_aura.cc
index 11fcb076f8cf1dc2c295e175dc165dfca9341707..df6a2f964c585a16613cc32ca9b7a4b77a05c511 100644
--- a/views/widget/native_widget_aura.cc
+++ b/views/widget/native_widget_aura.cc
@@ -535,6 +535,10 @@ void NativeWidgetAura::OnPaint(gfx::Canvas* canvas) {
 
 void NativeWidgetAura::OnWindowDestroying() {
   delegate_->OnNativeWidgetDestroying();
+
+  // If the aura::Window is destryoed, we can no longer show tooltips.

[sky, 2011/10/28 18:26:33]

'destryoed' -> destroyed

[varunjain, 2011/10/28 18:35:16]

Done.

+  if (tooltip_manager_.get())

[sky, 2011/10/28 18:26:33]

Not need to check this, just do reset.

[varunjain, 2011/10/28 18:35:16]

Done.

+    tooltip_manager_.reset();
 }
 
 void NativeWidgetAura::OnWindowDestroyed() {