Test: adb shell fuzz IOMX --> does not complain about file not found

Change-Id: Ieeec3ab855dd6204a37a67c37ca1aa73903ffec7

This utility is designed to provide a quick sanitiy check for build
flags which are needed for effective fuzzing.

Change-Id: I3e8f19e4eeaba22e5ccc6cac346ef490db0fa11e

Adds support for easy location of the most recent fuzzing session.

Adds support for command-line options to override the default
locations of the various directories.

Also expose the script to AOSP by moving it to //tools/security

Change-Id: Iab104a69251548c6bbff3c7de77ba37bcfe087ab