Using named group regex framework (due to android limitation).
Split 'common/' into commit 'f1ae1e1986b0f4e6f6e35fec45a627d6834fd003'

git-subtree-dir: common
git-subtree-mainline: 1edc0e254258ae6881d8b448606bea7ab5babeca
git-subtree-split: f1ae1e1986b0f4e6f6e35fec45a627d6834fd003