Transfer ownership of InputMethodController from LocalFrame to DOMWindow

third_party/WebKit/Source/core/frame/LocalDOMWindow.h

Index: third_party/WebKit/Source/core/frame/LocalDOMWindow.h
diff --git a/third_party/WebKit/Source/core/frame/LocalDOMWindow.h b/third_party/WebKit/Source/core/frame/LocalDOMWindow.h
index 2ad0b6ac3b8bd053487bd313b477634bc2ffa539..3f130873a6bd0c39a704dbe083238c7dda0e82c0 100644
--- a/third_party/WebKit/Source/core/frame/LocalDOMWindow.h
+++ b/third_party/WebKit/Source/core/frame/LocalDOMWindow.h
@@ -61,6 +61,7 @@ class FrameRequestCallback;
 class History;
 class IdleRequestCallback;
 class IdleRequestOptions;
+class InputMethodController;
 class MediaQueryList;
 class MessageEvent;
 class Navigator;
@@ -318,6 +319,8 @@ class CORE_EXPORT LocalDOMWindow final : public DOMWindow,
   void SetHasLoadEventFired() { has_load_event_fired_ = true; }
   bool HasLoadEventFired() { return has_load_event_fired_; }
 
+  InputMethodController* GetInputMethodController() const;
+
  protected:
   // EventTarget overrides.
   void AddedEventListener(const AtomicString& event_type,
@@ -373,6 +376,8 @@ class CORE_EXPORT LocalDOMWindow final : public DOMWindow,
 
   HeapHashSet<Member<PostMessageTimer>> post_message_timers_;
   HeapHashSet<WeakMember<EventListenerObserver>> event_listener_observers_;
+
+  const Member<InputMethodController> input_method_controller_;
 };
 
 DEFINE_TYPE_CASTS(LocalDOMWindow,
@@ -389,6 +394,10 @@ inline String LocalDOMWindow::defaultStatus() const {
   return default_status_;
 }
 
+inline InputMethodController* LocalDOMWindow::GetInputMethodController() const {
+  return input_method_controller_;
+}
+
 }  // namespace blink
 
 #endif  // LocalDOMWindow_h