chromeos: Don't fire candidate window open/close events for suggestion window.

chrome/browser/chromeos/input_method/candidate_window_view.h

Index: chrome/browser/chromeos/input_method/candidate_window_view.h
diff --git a/chrome/browser/chromeos/input_method/candidate_window_view.h b/chrome/browser/chromeos/input_method/candidate_window_view.h
index b5570eeb96478997408dbde48e3fa0a4f6bda3ac..56c43c4bf62a265c83c8b19fa94f05b1d997dc6f 100644
--- a/chrome/browser/chromeos/input_method/candidate_window_view.h
+++ b/chrome/browser/chromeos/input_method/candidate_window_view.h
@@ -140,8 +140,14 @@ class CandidateWindowView : public views::View {
   // Returns the appropriate area (header or footer) to put auxiliary texts.
   InformationTextArea* GetAuxiliaryTextArea();
 
+  // Returns true if the candidate window is open.  The suggestion window does
+  // not count as the candidate window.
   bool IsCandidateWindowOpen() const;
 
+  // Notifies observers if the candidate window's opened/closed state has
+  // changed from the previous call to this function.
+  void NotifyIfCandidateWindowOpenedOrClosed();
+
   // The lookup table (candidates).
   InputMethodLookupTable lookup_table_;