Window ownership -> WindowTreeHost

ui/views/corewm/input_method_event_filter.cc

Index: ui/views/corewm/input_method_event_filter.cc
diff --git a/ui/views/corewm/input_method_event_filter.cc b/ui/views/corewm/input_method_event_filter.cc
index 0d1672a135df1ee38ed7aeb4e04e1bd9e6790499..cd7943cabf1fa38005ea5cb6adf82da862bb0ce6 100644
--- a/ui/views/corewm/input_method_event_filter.cc
+++ b/ui/views/corewm/input_method_event_filter.cc
@@ -47,7 +47,7 @@ void InputMethodEventFilter::OnKeyEvent(ui::KeyEvent* event) {
     // If the focused window is changed, all requests to IME will be
     // discarded so it's safe to update the target_dispatcher_ here.
     aura::Window* target = static_cast<aura::Window*>(event->target());
-    target_dispatcher_ = target->GetRootWindow()->GetDispatcher();
+    target_dispatcher_ = target->GetRootWindow()->GetHost()->dispatcher();
     DCHECK(target_dispatcher_);
     if (input_method_->DispatchKeyEvent(*event))
       event->StopPropagation();