Make Mojo's NetAddress use local endianness for the port.

mojo/services/public/interfaces/network/udp_socket.mojom

Index: mojo/services/public/interfaces/network/udp_socket.mojom
diff --git a/mojo/services/public/interfaces/network/udp_socket.mojom b/mojo/services/public/interfaces/network/udp_socket.mojom
index 526a454069ef91dfbedf260dd0d9884a08f2e463..0816ace76115d84fa1b53b124f5e08ee0710d130 100644
--- a/mojo/services/public/interfaces/network/udp_socket.mojom
+++ b/mojo/services/public/interfaces/network/udp_socket.mojom
@@ -25,7 +25,7 @@ interface UDPSocket {
 
   // Binds the socket to the given address.
   // |bound_addr| is non-NULL on success. It might not be the same as |addr|.
-  // For example, if port 0 is used in |addr|, a random port is picked and
+  // For example, if port 0 is used in |addr|, an available port is picked and
   // returned in |bound_addr|.
   Bind(NetAddress addr) => (NetworkError result, NetAddress? bound_addr);