Remove RTC_DISALLOW_COPY_AND_ASSIGN from rtc_base/

Bug: webrtc:13555, webrtc:13082
Change-Id: I406b7f04497562866ea3329e97c5adc96e927b6f
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/245680
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Artem Titov <titovartem@webrtc.org>
Commit-Queue: (Daniel.L) Byoungchan Lee <daniel.l@hpcnt.com>
Cr-Commit-Position: refs/heads/main@{#35691}
diff --git a/rtc_base/async_packet_socket.h b/rtc_base/async_packet_socket.h
index b5fcf8e..2e334ec 100644
--- a/rtc_base/async_packet_socket.h
+++ b/rtc_base/async_packet_socket.h
@@ -13,7 +13,6 @@
 
 #include <vector>
 
-#include "rtc_base/constructor_magic.h"
 #include "rtc_base/dscp.h"
 #include "rtc_base/network/sent_packet.h"
 #include "rtc_base/socket.h"
@@ -69,6 +68,9 @@
   AsyncPacketSocket();
   ~AsyncPacketSocket() override;
 
+  AsyncPacketSocket(const AsyncPacketSocket&) = delete;
+  AsyncPacketSocket& operator=(const AsyncPacketSocket&) = delete;
+
   // Returns current local address. Address may be set to null if the
   // socket is not bound yet (GetState() returns STATE_BINDING).
   virtual SocketAddress GetLocalAddress() const = 0;
@@ -127,9 +129,6 @@
   // Emitted for client TCP sockets when state is changed from
   // CONNECTED to CLOSED.
   sigslot::signal2<AsyncPacketSocket*, int> SignalClose;
-
- private:
-  RTC_DISALLOW_COPY_AND_ASSIGN(AsyncPacketSocket);
 };
 
 // Listen socket, producing an AsyncPacketSocket when a peer connects.