Include AIDL files in the presubmit check for IPC security.

ash/public/interfaces/wallpaper_struct_traits.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_PUBLIC_INTERFACES_WALLPAPER_ENUM_TRAITS_H_
-#define ASH_PUBLIC_INTERFACES_WALLPAPER_ENUM_TRAITS_H_
+#ifndef ASH_PUBLIC_INTERFACES_WALLPAPER_STRUCT_TRAITS_H_
+#define ASH_PUBLIC_INTERFACES_WALLPAPER_STRUCT_TRAITS_H_
 
 #include "ash/public/interfaces/wallpaper.mojom.h"
 #include "components/wallpaper/wallpaper_layout.h"
 
 namespace mojo {
 
 template <>
 struct EnumTraits<ash::mojom::WallpaperLayout, wallpaper::WallpaperLayout> {
   static ash::mojom::WallpaperLayout ToMojom(wallpaper::WallpaperLayout input) {
     switch (input) {
@@ skipping 28 matching lines @@
         *out = wallpaper::WALLPAPER_LAYOUT_TILE;
         return true;
     }
     NOTREACHED();
     return false;
   }
 };
 
 }  // namespace mojo
 
-#endif  // ASH_PUBLIC_INTERFACES_WALLPAPER_ENUM_TRAITS_H_
+#endif  // ASH_PUBLIC_INTERFACES_WALLPAPER_STRUCT_TRAITS_H_