Security update for chromium

Open Source Vulnerabilities openSUSE-SU-2020:1021-1

This update for chromium fixes the following issues: - Update to 84.0.4147.89 boo#1174189: * Critical CVE-2020-6510: Heap buffer overflow in background fetch. * High CVE-2020-6511: Side-channel information leakage in content security policy. * High CVE-2020-6512: Type Confusion in V8. * High CVE-2020-6513: Heap buffer overflow in PDFium. * High CVE-2020-6514: Inappropriate implementation in WebRTC. * High CVE-2020-6515: Use after free in tab strip. * High CVE-2020-6516: Policy bypass in CORS. * High CVE-2020-6517: Heap buffer overflow in history. * Medium CVE-2020-6518: Use after free in developer tools. * Medium CVE-2020-6519: Policy bypass in CSP. * Medium CVE-2020-6520: Heap buffer overflow in Skia. * Medium CVE-2020-6521: Side-channel information leakage in autofill. * Medium CVE-2020-6522: Inappropriate implementation in external protocol handlers. * Medium CVE-2020-6523: Out of bounds write in Skia. * Medium CVE-2020-6524: Heap buffer overflow in WebAudio. * Medium CVE-2020-6525: Heap buffer overflow in Skia. * Low CVE-2020-6526: Inappropriate implementation in iframe sandbox. * Low CVE-2020-6527: Insufficient policy enforcement in CSP. * Low CVE-2020-6528: Incorrect security UI in basic auth. * Low CVE-2020-6529: Inappropriate implementation in WebRTC. * Low CVE-2020-6530: Out of bounds memory access in developer tools. * Low CVE-2020-6531: Side-channel information leakage in scroll to text. * Low CVE-2020-6533: Type Confusion in V8. * Low CVE-2020-6534: Heap buffer overflow in WebRTC. * Low CVE-2020-6535: Insufficient data validation in WebUI. * Low CVE-2020-6536: Incorrect security UI in PWAs. - Use bundled xcb-proto as we need to generate py2 bindings - Try to fix non-wayland build for Leap builds