Replace CHECK(x && y) with two separate CHECK() calls

webrtc/rtc_base/socketaddress.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include "webrtc/rtc_base/socketaddress.h"
+#include "webrtc/rtc_base/safe_conversions.h"
 
 #if defined(WEBRTC_POSIX)
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #if defined(OPENBSD)
 #include <netinet/in_systm.h>
 #endif
 #if !defined(__native_client__)
 #include <netinet/ip.h>
@@ skipping 91 matching lines @@
   ip_ = IPAddress(ip_as_host_order_integer);
   scope_id_ = 0;
 }
 
 void SocketAddress::SetResolvedIP(const IPAddress& ip) {
   ip_ = ip;
   scope_id_ = 0;
 }
 
 void SocketAddress::SetPort(int port) {
-  RTC_DCHECK((0 <= port) && (port < 65536));
-  port_ = static_cast<uint16_t>(port);
+  port_ = rtc::dchecked_cast<uint16_t>(port);
 }
 
 uint32_t SocketAddress::ip() const {
   return ip_.v4AddressAsHostOrderInteger();
 }
 
 const IPAddress& SocketAddress::ipaddr() const {
   return ip_;
 }
 
@@ skipping 195 matching lines @@
 SocketAddress EmptySocketAddressWithFamily(int family) {
   if (family == AF_INET) {
     return SocketAddress(IPAddress(INADDR_ANY), 0);
   } else if (family == AF_INET6) {
     return SocketAddress(IPAddress(in6addr_any), 0);
   }
   return SocketAddress();
 }
 
 }  // namespace rtc