feat: sync httpdns sdk/platform updates without large binaries

HttpDNSSDK/sdk/ios/NewHttpDNS/HttpdnsDegradationDelegate.h

@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef HttpdnsDegradationDelegate_h
+#define HttpdnsDegradationDelegate_h
+
+__attribute__((deprecated("不再建议通过设置此回调实现降级逻辑，而是自行在调用HTTPDNS解析域名前做判断")))
+@protocol HttpDNSDegradationDelegate <NSObject>
+
+- (BOOL)shouldDegradeHTTPDNS:(NSString *)hostName;
+
+@end
+
+#endif /* HttpdnsDegradationDelegate_h */