[Android] Switch chromium bots on chromium.android to gn. (RELAND)
[Android] Switch chromium bots on chromium.android to gn. (RELAND)

Should work now that https://codereview.chromium.org/1642553003/ is in.

BUG=580129

Review URL: https://codereview.chromium.org/1639333003

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#371984}

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk