Add "urn:nfc" shortener.
Add "urn:nfc" shortener.

As defined in the NFC Forum specification
"URI Record Type Definition". For some reason
0x23 wasn't added in the past, but it's present
in the specification.

Change-Id: If4ec2216fd53a31943f6de62aa1c69166f597616

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base