Fix handling of failing GLSurface initialization.
Fix handling of failing GLSurface initialization.

This was causing a crash later when the PassThroughImageTransportSurface is used.

BUG=none
TBR=piman@chromium.org

Review URL: https://codereview.chromium.org/1700363004

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#375997}

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