[增加] 非移动平台的报错处理

Author: AlianBlank

Runtime/Advertisement/AdvertisementComponent.cs

@@ -74,6 +74,8 @@ protected override void Awake()
                 m_adUnitIdAndroid
 #elif UNITY_IOS
                 m_adUnitIdiOS
+#else
+                string.Empty
 #endif
                 ;
         }