Remove unneeded NSMutableData

Assets/Scripts/Multipeer/NativeCode/NSMutableData-C-Bridge.m

-#import <Foundation/Foundation.h>
-
-void* UnityMultipeer_NSMutableData_init()
-{
-    NSMutableData* data = [[NSMutableData alloc] init];
-    return (__bridge_retained void*)data;
-}
-
-void* UnityMultipeer_NSMutableData_initWithBytes(const void* bytes, int length)
-{
-    NSMutableData* data = [[NSMutableData alloc] initWithBytes:bytes
-                                                        length:length];
-    return (__bridge_retained void*)data;
-}
-
-void* UnityMultipeer_NSMutableData_initWithBytesNoCopy(void* bytes, int length, bool freeWhenDone)
-{
-    NSMutableData* data = [[NSMutableData alloc] initWithBytesNoCopy:bytes
-                                                              length:length
-                                                        freeWhenDone:freeWhenDone];
-    return (__bridge_retained void*)data;
-}

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Assets/Scripts/Multipeer/NSMutableData.cs

-using System;
-using System.Runtime.InteropServices;
-
-namespace Unity.iOS.Multipeer
-{
-    [StructLayout(LayoutKind.Sequential)]
-    public struct NSMutableData : IDisposable, IEquatable<NSMutableData>
-    {
-        IntPtr m_Ptr;
-
-        internal NSMutableData(IntPtr existing) => m_Ptr = existing;
-
-        public bool Created => m_Ptr != IntPtr.Zero;
-
-        public NSData ToNSData() => new NSData(m_Ptr);
-
-        // public void Append(IntPtr bytes, int length)
-        // {
-        //     if (!Created)
-        //         throw new InvalidOperationException($"Cannot append to the {typeof(NSMutableData).Name} because it has not been created.");
-
-        //     Append(m_Ptr, bytes, length);
-        // }
-
-        // public static NSMutableData CreateEmpty() => new NSMutableData(Init());
-
-        // public static NSMutableData CreateWithBytes(IntPtr bytes, int length)
-        //     => new NSMutableData(InitWithBytes(bytes, length));
-
-        // public static NSMutableData CreateWithBytesNoCopy(IntPtr bytes, int length, bool freeBytesOnDisposal = false)
-        //     => new NSMutableData(InitWithBytesNoCopy(bytes, length, freeBytesOnDisposal));
-
-        public void Dispose() => NativeApi.CFRelease(ref m_Ptr);
-
-        public override int GetHashCode() => m_Ptr.GetHashCode();
-        public override bool Equals(object obj) => (obj is NSMutableData) && Equals((NSMutableData)obj);
-        public bool Equals(NSMutableData other) => m_Ptr == other.m_Ptr;
-        public static bool operator==(NSMutableData lhs, NSMutableData rhs) => lhs.Equals(rhs);
-        public static bool operator!=(NSMutableData lhs, NSMutableData rhs) => !lhs.Equals(rhs);
-
-        // [DllImport("__Internal", EntryPoint="UnityMultipeer_NSMutableData_init")]
-        // static extern IntPtr Init();
-
-        // [DllImport("__Internal", EntryPoint="UnityMultipeer_NSMutableData_initWithBytes")]
-        // static extern IntPtr InitWithBytes(IntPtr bytes, int length);
-
-        // [DllImport("__Internal", EntryPoint="UnityARKit_NSMutableData_initWithBytesNoCopy")]
-        // static extern IntPtr InitWithBytesNoCopy(IntPtr bytes, int length, bool freeBytesOnDisposal);
-
-        // [DllImport("__Internal", EntryPoint="UnityARKit_NSMutableData_append")]
-        // static extern IntPtr Append(IntPtr ptr, IntPtr bytes, int length);
-    }
-}

Assets/Scripts/Multipeer/NSMutableData.cs.meta

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Assets/Scripts/Multipeer/NSMutableDataExtensions.cs

-using System;
-
-namespace Unity.iOS.Multipeer.Unsafe
-{
-    public static unsafe class NSMutableDataUnsafeUtility
-    {
-        // public static NSMutableData CreateWithBytes(byte[] bytes, int offset, int length)
-        // {
-        //     fixed(byte* ptr = &bytes[offset])
-        //     {
-        //         return NSMutableData.CreateWithBytes(new IntPtr(ptr), length);
-        //     }
-        // }
-    }
-}

Assets/Scripts/Multipeer/NSMutableDataExtensions.cs.meta

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