You can get native GPU buffers via enabling zero copy rasterizer in flags and passing --enable-native-gpu-memory-buffers via chromium-flags or as an argument.

You can get native GPU buffers via enabling zero copy rasterizer in flags and passing --enable-native-gpu-memory-buffers via chromium-flags or as an argument. They work on ChromeOS the same way they do on desktop Linux and I've been using them for months without issue.