Rename remoteHost to remoteAddress on *Socket.

runtime/bin/socket.h

Index: runtime/bin/socket.h
diff --git a/runtime/bin/socket.h b/runtime/bin/socket.h
index 63fc5ef94279b532af1b2296af5b0c44b239d5d4..ce94c5eb0ec141a36e95a450b69761274c18312f 100644
--- a/runtime/bin/socket.h
+++ b/runtime/bin/socket.h
@@ -163,7 +163,7 @@ class Socket {
   static intptr_t CreateConnect(RawAddr addr,
                                 const intptr_t port);
   static intptr_t GetPort(intptr_t fd);
-  static bool GetRemotePeer(intptr_t fd, char* host, intptr_t* port);
+  static SocketAddress* GetRemotePeer(intptr_t fd, intptr_t* port);
   static void GetError(intptr_t fd, OSError* os_error);
   static int GetType(intptr_t fd);
   static intptr_t GetStdioHandle(intptr_t num);