* Remove upstreamed patch
* EGL driver dirs are no longer a thing, see mesa commit
407450eb84f5a1b466a2eff19b85cdee7ac15dfb
Patching runtime search dir in sources instead (by vcunat).
* static-gallium patch dropped as it causes visibility issues with
nouveau
* rtti patch dropped as it the relevant configuration has been removed
upstream; properly fixed by an LLVM flag now
* Checks disabled. This is known and solved upstream. Checks will be
re-enabled in a future commit when updating to a version containing
the fixes
* Use llvm-3.5 now (by vcunat).
aa564bbac5