Commit 188d0fe69b675013aeabdac42df2bb9e4805498c

Jamie Madill 2020-10-18T14:33:28

Make Metal shader-gen cross platform. This switches the generator script use the hermetic Clang instead of the system gcc/clang. It also uses common Python routines to manage the temporary file so that it works consistently on Win. Bug: angleproject:5186 Change-Id: I52906d1a708db8b925061a9d5578b3d54a6dc862 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2483464 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Le Hoang Quyen <le.hoang.q@gmail.com> Commit-Queue: Jamie Madill <jmadill@chromium.org>