Merge "Merge "Add unit tests for FileChannel#lock #tryLock" into nyc-dev am: fad0a6d3 am: ad8cde0f" into nyc-mr1-dev-plus-aosp am: b8016844 * commit 'b8016844': Change-Id: Idc2363d6d939396d4349478bfe8027d15bdd0d97