API proposal for chrome.app.window to intercept all keys.

ui/views/widget/widget.h

Index: ui/views/widget/widget.h
diff --git a/ui/views/widget/widget.h b/ui/views/widget/widget.h
index d4770b5fb3874f3b2c96d7687c4555c81e00938e..d4873a958c3091e3daa1dfc4c18cd12ee2b83657 100644
--- a/ui/views/widget/widget.h
+++ b/ui/views/widget/widget.h
@@ -491,6 +491,9 @@ class VIEWS_EXPORT Widget : public internal::NativeWidgetDelegate,
   // Sets the widget to be visible on all work spaces.
   void SetVisibleOnAllWorkspaces(bool always_visible);
 
+  // Sets whether all the keyboard events should be intercepted.
+  void SetInterceptAllKeys(bool want_all_keys);
+
   // Maximizes/minimizes/restores the window.
   void Maximize();
   void Minimize();