aura/ash split: Moves RootWindowEventFilter and InputMethodEventFilter to ui/aura/.

ui/views/widget/desktop_native_widget_helper_aura.h

Index: ui/views/widget/desktop_native_widget_helper_aura.h
diff --git a/ui/views/widget/desktop_native_widget_helper_aura.h b/ui/views/widget/desktop_native_widget_helper_aura.h
index 9f3ec1f9edd009979b3311332b537c3b0522bdf0..9011859248daba6447fac603c37e9a69a122e1cd 100644
--- a/ui/views/widget/desktop_native_widget_helper_aura.h
+++ b/ui/views/widget/desktop_native_widget_helper_aura.h
@@ -14,6 +14,10 @@
 
 namespace aura {
 class RootWindow;
+namespace shared {
+class InputMethodEventFilter;
+class RootWindowEventFilter;
+}
 }
 
 namespace ui {
@@ -56,6 +60,12 @@ class VIEWS_EXPORT DesktopNativeWidgetHelperAura
   // Optionally, a RootWindow that we attach ourselves to.
   scoped_ptr<aura::RootWindow> root_window_;
 
+  // Toplevel event filter which dispatches to other event filters.
+  aura::shared::RootWindowEventFilter* root_window_event_filter_;
+
+  // An event filter that pre-handles all key events to send them to an IME.
+  scoped_ptr<aura::shared::InputMethodEventFilter> input_method_filter_;
+
   // We want some windows (omnibox, status bar) to have their own
   // NativeWidgetAura, but still act as if they're screen bounded toplevel
   // windows.