Use uint16 for port numbers more pervasively.

remoting/protocol/network_settings.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_PROTOCOL_NETWORK_SETTINGS_H_
 #define REMOTING_PROTOCOL_NETWORK_SETTINGS_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 
 namespace remoting {
 namespace protocol {
 
 struct NetworkSettings {
 
   // When hosts are configured with NAT traversal disabled they will
   // typically also limit their P2P ports to this range, so that
   // sessions may be blocked or un-blocked via firewall rules.
-  static const int kDefaultMinPort = 12400;
-  static const int kDefaultMaxPort = 12409;
+  static const uint16 kDefaultMinPort = 12400;
+  static const uint16 kDefaultMaxPort = 12409;
 
   enum Flags {
     // Don't use STUN or relay servers. Accept incoming P2P connection
     // attempts, but don't initiate any. This ensures that the peer is
     // on the same network. Note that connection will always fail if
     // both ends use this mode.
     NAT_TRAVERSAL_DISABLED = 0x0,
 
     // Allow outgoing connections, even when STUN and RELAY are not enabled.
     NAT_TRAVERSAL_OUTGOING = 0x1,
@@ skipping 19 matching lines @@
 
   explicit NetworkSettings(uint32 flags)
       : flags(flags),
         min_port(0),
         max_port(0) {
   }
 
   // Parse string in the form "<min_port>-<max_port>". E.g. "12400-12409".
   // Returns true if string was parsed successfuly.
   static bool ParsePortRange(const std::string& port_range,
-                             int* out_min_port,
-                             int* out_max_port);
+                             uint16* out_min_port,
+                             uint16* out_max_port);
 
   uint32 flags;
 
   // |min_port| and |max_port| specify range (inclusive) of ports used by
   // P2P sessions. Any port can be used when both values are set to 0.
-  int min_port;
-  int max_port;
+  uint16 min_port;
+  uint16 max_port;
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_NETWORK_SETTINGS_H_