Makes event dispatch implicitly target specific window until release

components/mus/ws/window_tree_unittest.cc

Index: components/mus/ws/window_tree_unittest.cc
diff --git a/components/mus/ws/window_tree_unittest.cc b/components/mus/ws/window_tree_unittest.cc
index b35f146b33dc87cba36ef8aa40e118d13d96c0a5..399a38ca2fad39709ba8b982afc3b6f7da24ef65 100644
--- a/components/mus/ws/window_tree_unittest.cc
+++ b/components/mus/ws/window_tree_unittest.cc
@@ -260,6 +260,7 @@ EventPtr CreatePointerDownEvent(int x, int y) {
   event->pointer_data->location = LocationData::New();
   event->pointer_data->location->x = x;
   event->pointer_data->location->y = y;
+  event->pointer_data->kind = mojom::POINTER_KIND_TOUCH;
   return event.Pass();
 }
 
@@ -271,6 +272,7 @@ EventPtr CreatePointerUpEvent(int x, int y) {
   event->pointer_data->location = LocationData::New();
   event->pointer_data->location->x = x;
   event->pointer_data->location->y = y;
+  event->pointer_data->kind = mojom::POINTER_KIND_TOUCH;
   return event.Pass();
 }