Updates PointerEventRouter to handle switching move type

services/ui/ws/window_tree_client_unittest.cc

Index: services/ui/ws/window_tree_client_unittest.cc
diff --git a/services/ui/ws/window_tree_client_unittest.cc b/services/ui/ws/window_tree_client_unittest.cc
index 6ba7e1b565f8ee83105dee23f29c5880cc18c7bf..2931798f6eb33962f4c047364561c749b4df74f3 100644
--- a/services/ui/ws/window_tree_client_unittest.cc
+++ b/services/ui/ws/window_tree_client_unittest.cc
@@ -350,7 +350,7 @@ class TestWindowTreeClient : public mojom::WindowTreeClient,
   void OnWindowInputEvent(uint32_t event_id,
                           Id window_id,
                           std::unique_ptr<ui::Event> event,
-                          uint32_t event_observer_id) override {
+                          bool matches_pointer_watcher) override {
     // Ack input events to clear the state on the server. These can be received
     // during test startup. X11Window::DispatchEvent sends a synthetic move
     // event to notify of entry.
@@ -359,7 +359,6 @@ class TestWindowTreeClient : public mojom::WindowTreeClient,
     // may come in at random points.
   }
   void OnPointerEventObserved(std::unique_ptr<ui::Event>,
-                              uint32_t event_observer_id,
                               uint32_t window_id) override {}
   void OnWindowSharedPropertyChanged(uint32_t window,
                                      const String& name,