Remove check jdk java javac
Bug 825142 - Do not store the Android ringtones in the system image
Merge pull request #28 from sotaroikeda/Bug907776

Bug 907776 - Remove android audio files from JB gonk
Merge pull request #25 from askeing/b2g-4.3_r2.1

Removed the check logic of jdk java javac.
[Bug 904517] : Replace the use of dumpkey.jar with dumpkey.py. r=mwu