Explicitly convert Point to PointF for event code

ash/host/ash_window_tree_host.cc

Index: ash/host/ash_window_tree_host.cc
diff --git a/ash/host/ash_window_tree_host.cc b/ash/host/ash_window_tree_host.cc
index 6f18204aa2f9b854c31bdacb658cbd1dee4e1d74..b4c4c68a4849f1706ceb21ada680a0aab61667af 100644
--- a/ash/host/ash_window_tree_host.cc
+++ b/ash/host/ash_window_tree_host.cc
@@ -34,8 +34,8 @@ void AshWindowTreeHost::TranslateLocatedEvent(ui::LocatedEvent* event) {
     screen_position_client->ConvertHostPointToScreen(root_window, &location);
     screen_position_client->ConvertPointFromScreen(root_window, &location);
     wth->ConvertPointToHost(&location);
-    event->set_location(location);
-    event->set_root_location(location);
+    event->set_location(gfx::PointF(location));
+    event->set_root_location(gfx::PointF(location));
   }
 }