8156000: tools/all/RunCodingRules.java fails if build dir exists, but generated sources do not Summary: RunCodingRules test compiles and runs PropertiesParser to get the generated CompilerProperties.java Reviewed-by: mcimadamore, jjg

^build/
^dist/
nbproject/private/
^webrev
^.hgtip
^.bridge2
^.jib/
.DS_Store
.metadata/
.recommenders/