EXT_color_buffer_half_float was recently updated to be valid for WebGL 2 contexts because iOS can't support EXT_color_buffer_float. Bug: angleproject:5038 Change-Id: Ib0d35c6b26a6cd215ff6725e92c47d1efd64e048 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2415187 Commit-Queue: James Darpinian <jdarpinian@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Kenneth Russell <kbr@chromium.org>
