Launched from the Steam library, Steam preloads gameoverlayrenderer.so,
which segfaults Chromium's zygote; the GPU process can't start and
Chromium quits after about 30 seconds. Found testing on a Steam Frame;
reviewed by GPT-6 Astra.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Build script, SteamVR sandbox patch, and a Frame installer that adds
Chromium XR to the Steam library.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
