Limit display of the virtual keyboard to state changes triggered from a user gesture.

ui/base/ime/input_method.h

Index: ui/base/ime/input_method.h
diff --git a/ui/base/ime/input_method.h b/ui/base/ime/input_method.h
index b6b30e2aacaf1b966fe1e66b0b1d406340c4df82..8571a050218bac7c1f7f660e87ee3198850255e9 100644
--- a/ui/base/ime/input_method.h
+++ b/ui/base/ime/input_method.h
@@ -154,6 +154,9 @@ class InputMethod {
   // of IME popups is not supported.
   virtual bool IsCandidatePopupOpen() const = 0;
 
+  // Displays an on screen keyboard if enabled.
+  virtual void ShowImeIfNeeded() = 0;
+
   // Management of the observer list.
   virtual void AddObserver(InputMethodObserver* observer) = 0;
   virtual void RemoveObserver(InputMethodObserver* observer) = 0;