Re-write many calls to WrapUnique() with MakeUnique()

ui/views/mus/native_widget_mus_unittest.cc

Index: ui/views/mus/native_widget_mus_unittest.cc
diff --git a/ui/views/mus/native_widget_mus_unittest.cc b/ui/views/mus/native_widget_mus_unittest.cc
index 856eaf44723a1eba255872737bbfd516319f9d2b..559a1f24191a345d33bbd69c71ffeb12657db4fd 100644
--- a/ui/views/mus/native_widget_mus_unittest.cc
+++ b/ui/views/mus/native_widget_mus_unittest.cc
@@ -172,9 +172,9 @@ class NativeWidgetMusTest : public ViewsTestBase {
   // within the widget that respond to the event must be constructed within the
   // widget coordinate space such that they respond correctly.
   std::unique_ptr<ui::MouseEvent> CreateMouseEvent() {
-    return base::WrapUnique(new ui::MouseEvent(
+    return base::MakeUnique<ui::MouseEvent>(
         ui::ET_MOUSE_PRESSED, gfx::Point(50, 50), gfx::Point(50, 50),
-        base::TimeTicks(), ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON));
+        base::TimeTicks(), ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON);
   }
 
   // Simulates an input event to the NativeWidget.