Add ajuma@ to blink_platform_graphics watchlist
Add ajuma@ to blink_platform_graphics watchlist

TBR=jbroman@chromium.org
NOTRY=true

Review-Url: https://codereview.chromium.org/1998633003
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#394842}

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