Add PointerDetails to ui::MouseEvent's constructors

content/browser/renderer_host/input/synthetic_gesture_target_aura.cc

Index: content/browser/renderer_host/input/synthetic_gesture_target_aura.cc
diff --git a/content/browser/renderer_host/input/synthetic_gesture_target_aura.cc b/content/browser/renderer_host/input/synthetic_gesture_target_aura.cc
index 2b0f9ed1059d43af371d0e4827110ea3d4453343..fcdb4e5450e0c7186b571f7e63e8e2194f1be006 100644
--- a/content/browser/renderer_host/input/synthetic_gesture_target_aura.cc
+++ b/content/browser/renderer_host/input/synthetic_gesture_target_aura.cc
@@ -145,8 +145,11 @@ void SyntheticGestureTargetAura::DispatchWebMouseEventToPlatform(
   ui::EventType event_type =
       WebMouseEventTypeToEventType(web_mouse_event.type());
   int flags = WebEventModifiersToEventFlags(web_mouse_event.modifiers());
-  ui::MouseEvent mouse_event(event_type, gfx::Point(), gfx::Point(),
-                             ui::EventTimeForNow(), flags, flags);
+  ui::MouseEvent mouse_event(
+      event_type, gfx::Point(), gfx::Point(), ui::EventTimeForNow(), flags,
+      flags,
+      ui::PointerDetails(ui::EventPointerType::POINTER_TYPE_MOUSE,
+                         ui::PointerEvent::kMousePointerId));
   gfx::PointF location(web_mouse_event.x * device_scale_factor_,
                        web_mouse_event.y * device_scale_factor_);
   mouse_event.set_location_f(location);