Revert "remove ALWAYS_INLINE"

This reverts commit 025bc45aa10f3ca11e83f0c7e7a035c5ce497e03.

Force-inlining does help here now.  I guess this is probably
always best to keep around just in case.

Change-Id: Id868b8dfe610b44d80e2625fa3d30b00358a1121
Reviewed-on: https://skia-review.googlesource.com/c/192844
Reviewed-by: Mike Klein <mtklein@google.com>
4 files changed