Revert "提交修改"

This reverts commit 5750c4fe56.

Assets/Scripts/NBC/Runtime/Plugins/Protobuf-net/PrefixStyle.cs

@@ -0,0 +1,26 @@
+
+namespace ProtoBuf
+{
+    /// <summary>
+    /// Specifies the type of prefix that should be applied to messages.
+    /// </summary>
+    public enum PrefixStyle
+    {
+        /// <summary>
+        /// No length prefix is applied to the data; the data is terminated only be the end of the stream.
+        /// </summary>
+        None = 0,
+        /// <summary>
+        /// A base-128 ("varint", the default prefix format in protobuf) length prefix is applied to the data (efficient for short messages).
+        /// </summary>
+        Base128 = 1,
+        /// <summary>
+        /// A fixed-length (little-endian) length prefix is applied to the data (useful for compatibility).
+        /// </summary>
+        Fixed32 = 2,
+        /// <summary>
+        /// A fixed-length (big-endian) length prefix is applied to the data (useful for compatibility).
+        /// </summary>
+        Fixed32BigEndian = 3
+    }
+}