Use suffixed {uint,int}{8,16,32,64}_t types.

webrtc/p2p/base/transport.h

Index: webrtc/p2p/base/transport.h
diff --git a/webrtc/p2p/base/transport.h b/webrtc/p2p/base/transport.h
index 72a089501e6007d51c61be121efbef1e1178fa25..3cd831f6a773c558ae0911653032ae5cf5a50e57 100644
--- a/webrtc/p2p/base/transport.h
+++ b/webrtc/p2p/base/transport.h
@@ -184,8 +184,8 @@ class Transport : public rtc::MessageHandler,
   void SetIceRole(IceRole role);
   IceRole ice_role() const { return ice_role_; }
 
-  void SetIceTiebreaker(uint64 IceTiebreaker) { tiebreaker_ = IceTiebreaker; }
-  uint64 IceTiebreaker() { return tiebreaker_; }
+  void SetIceTiebreaker(uint64_t IceTiebreaker) { tiebreaker_ = IceTiebreaker; }
+  uint64_t IceTiebreaker() { return tiebreaker_; }
 
   void SetChannelReceivingTimeout(int timeout_ms);
 
@@ -442,7 +442,7 @@ class Transport : public rtc::MessageHandler,
   bool was_writable_;
   bool connect_requested_;
   IceRole ice_role_;
-  uint64 tiebreaker_;
+  uint64_t tiebreaker_;
   IceMode remote_ice_mode_;
   int channel_receiving_timeout_;
   rtc::scoped_ptr<TransportDescription> local_description_;