fix(WebProtoBuff): 移除条件编译并统一使用完全限定名

移除 UnityWebGL 平台的条件编译，改为始终使用完全限定名 UnityEngine.Networking.UnityWebRequest 和相关类，以提高代码在非 WebGL 平台下的可读性和一致性。同时修正日志输出中 Json 工具的完全限定名。

Author: AlianBlank

Runtime/Web/WebProtoBuffManager.ProtoBuf.cs

@@ -8,9 +8,6 @@
 using GameFrameX.Runtime;
 using GameFrameX.Web.Runtime;
 using ProtoBuf;
-#if UNITY_WEBGL
-using UnityEngine.Networking;
-#endif
 
 namespace GameFrameX.Web.ProtoBuff.Runtime
 {
@@ -88,21 +85,21 @@ private void ShutdownProtoBuf()
         private async void MakeProtoBufBytesRequest(WebProtoBufData webData)
         {
 #if UNITY_WEBGL
-            UnityWebRequest unityWebRequest;
+            UnityEngine.Networking.UnityWebRequest unityWebRequest;
             if (webData.IsGet)
             {
-                unityWebRequest = UnityWebRequest.Get(webData.URL);
+                unityWebRequest = UnityEngine.Networking.UnityWebRequest.Get(webData.URL);
             }
             else
             {
-                unityWebRequest = UnityWebRequest.Post(webData.URL, string.Empty);
+                unityWebRequest = UnityEngine.Networking.UnityWebRequest.Post(webData.URL, string.Empty);
             }
 
             unityWebRequest.timeout = (int)RequestTimeout.TotalSeconds;
             {
                 unityWebRequest.SetRequestHeader("Content-Type", ProtoBufContentType);
                 byte[] postData = webData.SendData;
-                unityWebRequest.uploadHandler = new UploadHandlerRaw(postData);
+                unityWebRequest.uploadHandler = new UnityEngine.Networking.UploadHandlerRaw(postData);
             }
 
             var asyncOperation = unityWebRequest.SendWebRequest();
@@ -231,17 +228,16 @@ private void DebugReceiveLog(MessageObject messageObject)
         {
 #if ENABLE_GAMEFRAMEX_WEB_RECEIVE_LOG
             var messageId = ProtoMessageIdHandler.GetReqMessageIdByType(messageObject.GetType());
-            Log.Debug($"接收消息 ID:[{messageId},{messageObject.UniqueId},{messageObject.GetType().Name}] 消息内容:{Utility.Json.ToJson(messageObject)}");
-        #endif
-
+            Log.Debug($"接收消息 ID:[{messageId},{messageObject.UniqueId},{messageObject.GetType().Name}] 消息内容:{GameFrameX.Runtime.Utility.Json.ToJson(messageObject)}");
+#endif
         }
 
         private void DebugSendLog(MessageObject messageObject)
         {
 #if ENABLE_GAMEFRAMEX_WEB_SEND_LOG
             var messageId = ProtoMessageIdHandler.GetReqMessageIdByType(messageObject.GetType());
-            Log.Debug($"发送消息 ID:[{messageId},{messageObject.UniqueId},{messageObject.GetType().Name}] 消息内容:{Utility.Json.ToJson(messageObject)}");
-        #endif
+            Log.Debug($"发送消息 ID:[{messageId},{messageObject.UniqueId},{messageObject.GetType().Name}] 消息内容:{GameFrameX.Runtime.Utility.Json.ToJson(messageObject)}");
+#endif
         }
     }
 }