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

ui/base/ime/mock_input_method.cc

Index: ui/base/ime/mock_input_method.cc
diff --git a/ui/base/ime/mock_input_method.cc b/ui/base/ime/mock_input_method.cc
index 5ae577a5f911d4771b8c8199a25bf3ff5841e3e0..0aa2005cb1d893d26ee29a84796158cc911265f8 100644
--- a/ui/base/ime/mock_input_method.cc
+++ b/ui/base/ime/mock_input_method.cc
@@ -101,6 +101,10 @@ bool MockInputMethod::IsCandidatePopupOpen() const {
   return false;
 }
 
+void MockInputMethod::ShowImeIfNeeded() {
+  FOR_EACH_OBSERVER(InputMethodObserver, observer_list_, OnShowImeIfNeeded());
+}
+
 void MockInputMethod::AddObserver(InputMethodObserver* observer) {
   observer_list_.AddObserver(observer);
 }