DevTools Uploader: migrate to GN

Since GYP were removed, the patch migrates devtools uploader to GN.

BUG=643231,643236
R=dgozman@chromium.org, dgozman

Review URL: https://codereview.chromium.org/2308913002 .
1 file changed
tree: 16592fa91f6de11310a91183e0d7eabbd5635e49
  1. gae/
  2. gce/
  3. codereview.settings
  4. OWNERS
  5. WATCHLISTS