[Modify] Use default type (int)

websocket-sharp/Ext.cs

@@ -585,7 +585,7 @@ namespace WebSocketSharp
              || code == 1015;
     }
 
-    internal static bool IsSupportedOpcode (this byte opcode)
+    internal static bool IsSupportedOpcode (this int opcode)
     {
       return Enum.IsDefined (typeof (Opcode), opcode);
     }

websocket-sharp/Fin.cs

@@ -38,7 +38,7 @@ namespace WebSocketSharp
   /// <see href="http://tools.ietf.org/html/rfc6455#section-5.2">
   /// Section 5.2</see> of RFC 6455.
   /// </remarks>
-  internal enum Fin : byte
+  internal enum Fin
   {
     /// <summary>
     /// Equivalent to numeric value 0. Indicates more frames of a message follow.

websocket-sharp/Mask.cs

@@ -38,7 +38,7 @@ namespace WebSocketSharp
   /// <see href="http://tools.ietf.org/html/rfc6455#section-5.2">
   /// Section 5.2</see> of RFC 6455.
   /// </remarks>
-  internal enum Mask : byte
+  internal enum Mask
   {
     /// <summary>
     /// Equivalent to numeric value 0. Indicates not masked.

websocket-sharp/Opcode.cs

@@ -38,7 +38,7 @@ namespace WebSocketSharp
   /// <see href="http://tools.ietf.org/html/rfc6455#section-5.2">
   /// Section 5.2</see> of RFC 6455.
   /// </remarks>
-  internal enum Opcode : byte
+  internal enum Opcode
   {
     /// <summary>
     /// Equivalent to numeric value 0. Indicates continuation frame.

websocket-sharp/Rsv.cs

@@ -39,7 +39,7 @@ namespace WebSocketSharp
   /// <see href="http://tools.ietf.org/html/rfc6455#section-5.2">
   /// Section 5.2</see> of RFC 6455.
   /// </remarks>
-  internal enum Rsv : byte
+  internal enum Rsv
   {
     /// <summary>
     /// Equivalent to numeric value 0. Indicates zero.

websocket-sharp/WebSocketFrame.cs

@@ -342,7 +342,7 @@ namespace WebSocketSharp
       var rsv3 = (header[0] & 0x10) == 0x10 ? Rsv.On : Rsv.Off;
 
       // Opcode
-      var opcode = (byte) (header[0] & 0x0f);
+      var opcode = header[0] & 0x0f;
 
       // MASK
       var mask = (header[1] & 0x80) == 0x80 ? Mask.On : Mask.Off;