CL generated by

   git grep -l NON_EXPORTED_BASE | xargs sed -i 's/NON_EXPORTED_BASE(\([^)]*\))/\1/g'
   git cl format

I'm not changing compiler_specific.h itself in this cl, to keep the revert
small if the subsequent removal of the actual macro should break something.

Bug: 752837
Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_site_isolation;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: I53d6460e592b91a173f7aa55dfdb05631e51e5f7
Reviewed-on: https://chromium-review.googlesource.com/614703


Reviewed-by: Brett Wilson <brettw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#494486}