tree 5d49f3183cddc4d880299a7a48abc6862aa70473
parent 844a907bc82063aacb35191e2287c48b5df0fa23
author agrieve <agrieve@chromium.org> 1474320563 -0700
committer Commit bot <commit-bot@chromium.org> 1474320690 +0000

Update gn's depfile help text to include more guidance.

Review-Url: https://codereview.chromium.org/2349743002
Cr-Original-Commit-Position: refs/heads/master@{#419555}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 76097c7f435951726c7eaedc728271c084b5517d