dedupe soft video codecs

Remove superfluous ffmpeg decoders for codecs that can be handled
by OMX.google

Change-Id: Id8fbf66ed836e95c2385c854e8310f6b2f47a484
Use charge_only_mode instead of charger

Change-Id: I69e7087f26f08d769fe36b944ee437e69b55dd2a