Merge "Set up framework of methods for RecordButton class Added setTracks()...

Merge "Set up framework of methods for RecordButton class Added setTracks() method to update RecordButton progress Added getBasePaint() method and initialized track paints Added onSizeChanged method Added main logic for onDraw() method Added onClick method for recording activity Added basic state transition logic for both classes"
am: 5b635ce4

Change-Id: Ibbde2f9a4096a28ff368f01dde04ea1cb252f5b3