Add RTC_ prefix to contructormagic macros.

webrtc/base/proxyserver.h

Index: webrtc/base/proxyserver.h
diff --git a/webrtc/base/proxyserver.h b/webrtc/base/proxyserver.h
index 711ed55bf881c4de64d325041bd2acdf5b12d93a..adb26ae9d046f8befe3a88fdb2a627d5849e6fff 100644
--- a/webrtc/base/proxyserver.h
+++ b/webrtc/base/proxyserver.h
@@ -55,7 +55,7 @@ class ProxyBinding : public sigslot::has_slots<> {
   bool connected_;
   FifoBuffer out_buffer_;
   FifoBuffer in_buffer_;
-  DISALLOW_COPY_AND_ASSIGN(ProxyBinding);
+  RTC_DISALLOW_COPY_AND_ASSIGN(ProxyBinding);
 };
 
 class ProxyServer : public sigslot::has_slots<> {
@@ -78,7 +78,7 @@ class ProxyServer : public sigslot::has_slots<> {
   SocketAddress ext_ip_;
   scoped_ptr<AsyncSocket> server_socket_;
   BindingList bindings_;
-  DISALLOW_COPY_AND_ASSIGN(ProxyServer);
+  RTC_DISALLOW_COPY_AND_ASSIGN(ProxyServer);
 };
 
 // SocksProxyServer is a simple extension of ProxyServer to implement SOCKS.
@@ -90,7 +90,7 @@ class SocksProxyServer : public ProxyServer {
   }
  protected:
   AsyncProxyServerSocket* WrapSocket(AsyncSocket* socket) override;
-  DISALLOW_COPY_AND_ASSIGN(SocksProxyServer);
+  RTC_DISALLOW_COPY_AND_ASSIGN(SocksProxyServer);
 };
 
 }  // namespace rtc