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 8ca01e06a3e1aa555a78b1c56e30888f6008877b..cc9d0ce5179a908a4fb5873da6388331333ac04d 100644
--- a/content/browser/renderer_host/input/synthetic_gesture_target_aura.cc
+++ b/content/browser/renderer_host/input/synthetic_gesture_target_aura.cc
@@ -149,16 +149,15 @@ 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);
   gfx::PointF location(web_mouse_event.x * device_scale_factor_,
                        web_mouse_event.y * device_scale_factor_);
+  ui::PointerDetails pointer_details(
+      WebMousePointerTypeToEventPointerType(web_mouse_event.pointerType));
+  ui::MouseEvent mouse_event(event_type, gfx::Point(), gfx::Point(),
+                             ui::EventTimeForNow(), flags, flags,
+                             pointer_details);
   mouse_event.set_location_f(location);
   mouse_event.set_root_location_f(location);
-  ui::PointerDetails pointer_details = mouse_event.pointer_details();
-  pointer_details.pointer_type =
-      WebMousePointerTypeToEventPointerType(web_mouse_event.pointerType);
-  mouse_event.set_pointer_details(pointer_details);
 
   aura::Window* window = GetWindow();
   mouse_event.ConvertLocationToTarget(window, window->GetRootWindow());