mustash: Use ui::chromeos::EventRewriter in mus

services/ui/ws/platform_display_delegate.h

Index: services/ui/ws/platform_display_delegate.h
diff --git a/services/ui/ws/platform_display_delegate.h b/services/ui/ws/platform_display_delegate.h
index 0358573ffcfa7cdbb2dda4cc0ad503fdb0ce0eec..4d2de6f8479948fb46f049a7c102d588009e4ae2 100644
--- a/services/ui/ws/platform_display_delegate.h
+++ b/services/ui/ws/platform_display_delegate.h
@@ -11,7 +11,7 @@ class Display;
 
 namespace ui {
 
-class Event;
+class EventProcessor;
 
 namespace ws {
 
@@ -28,14 +28,14 @@ class PlatformDisplayDelegate {
   // Returns the root window of this display.
   virtual ServerWindow* GetRootWindow() = 0;
 
+  // Returns a ui::EventProcessor for receiving events from PlatformDisplay.
+  virtual ui::EventProcessor* GetEventProcessor() = 0;
+
   // Called once when the AcceleratedWidget is available for drawing.
   virtual void OnAcceleratedWidgetAvailable() = 0;
 
   virtual bool IsInHighContrastMode() = 0;
 
-  // Called when an event arrives.
-  virtual void OnEvent(const ui::Event& event) = 0;
-
   // Called when the Display loses capture.
   virtual void OnNativeCaptureLost() = 0;