Make limitations for input.ime.sendKeyEvents API.

ui/base/ime/dummy_input_method.cc

Index: ui/base/ime/dummy_input_method.cc
diff --git a/ui/base/ime/dummy_input_method.cc b/ui/base/ime/dummy_input_method.cc
index 186db86716eb1169a002e3a5c2638650846bbb6b..62c3af0438ad1fb29964fa500ccc67a2170cd0d4 100644
--- a/ui/base/ime/dummy_input_method.cc
+++ b/ui/base/ime/dummy_input_method.cc
@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include "ui/base/ime/dummy_input_method.h"
+#include "ui/events/event.h"
 
 namespace ui {
 
@@ -84,4 +85,9 @@ void DummyInputMethod::AddObserver(InputMethodObserver* observer) {
 void DummyInputMethod::RemoveObserver(InputMethodObserver* observer) {
 }
 
+const std::vector<std::unique_ptr<KeyEvent>>&
+DummyInputMethod::GetKeyEventsForTesting() {
+  return key_events_for_testing_;
+}
+
 }  // namespace ui