- Version update to 53.0.2785.143 bnc#1002140:
* CVE-2016-5177: Use after free in V8
* CVE-2016-5178: Various fixes from internal audits

- Export GDK_BACKEND=x11 before starting chromium, ensuring that
it's started as an Xwayland client (boo#1001135).

- Apply sandbox patch to fix crashers on tumbleweed bnc#999091
* chromium-sandbox.patch

- Version update stable channel 53.0.2785.116
* Just smal bugfixes around