am a4d70f94: am 0105f1cc: am 07b16c0d: Merge "collect_gpl_sources.mk: Declare rule to assemble GPL sources FORCE"

* commit 'a4d70f9435764339695e9264ac5d815a894e1e9f':
  collect_gpl_sources.mk: Declare rule to assemble GPL sources FORCE