Fix run_code_generation.py hash calculation. Open files with mode 'r' instead of 'rb' so the hash calculation produces the same results on Linux and Windows. Recalculate the hashes and proc_table_autogen.cpp which was out of date. BUG=angleproject:2711 Change-Id: I31562c96ce36e6df009c44c565fe9a3f1b5ba6c4 Reviewed-on: https://chromium-review.googlesource.com/1128549 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Frank Henigman <fjhenigman@chromium.org>