Clearly the manufacturers are the distributors. It isn't Google's fault per-se but they are in a position to demand that the distributors are compliant with the

Clearly the manufacturers are the distributors. It isn't Google's fault per-se but they are in a position to demand that the distributors are compliant with the GPL. As the article stated, they can require distributors to comply with the GPL if they want to use the Google/Android trademarks.