Cleanspec to fix incremental build failures of the form:

out/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/core/java/com/trustdlogic/trustednfc/android/ILlcpConnectionlessSocket.java:74:
cannot find symbol
symbol  : class LlcpPacket
location: package com.trustedlogic.trustednfc.android.com.trustedlogic.trustednfc.android.LlcpPacket _result = this.receiveFrom(_arg0);

Change-Id: I344c3b882265049cbc11dd5433535376eaadd855
Signed-off-by: Nick Pelly <npelly@google.com>