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

extensions/browser/app_window/app_window.h

Index: extensions/browser/app_window/app_window.h
diff --git a/extensions/browser/app_window/app_window.h b/extensions/browser/app_window/app_window.h
index ef5c8ee5c1d5aff6d73ae2125015a37a5712dce0..668eab1ae3c380c23bba44a13930cc3b62af35b8 100644
--- a/extensions/browser/app_window/app_window.h
+++ b/extensions/browser/app_window/app_window.h
@@ -336,6 +336,10 @@ class AppWindow : public content::NotificationObserver,
   // may be false if the bit is silently switched off for security reasons.
   bool IsAlwaysOnTop() const;
 
+  // Set whether the window should get even reserved keys (modulo platform
+  // restrictions).
+  void SetInterceptAllKeys(bool want_all_keys);
+
   // Retrieve the current state of the app window as a dictionary, to pass to
   // the renderer.
   void GetSerializedState(base::DictionaryValue* properties) const;