Move SK_API from namespace to function

Bug: skia:
Change-Id: Ib538b77c28e323bbcc40634b0f3cd87d88d898e8
Reviewed-on: https://skia-review.googlesource.com/16496
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Matt Sarett <msarett@google.com>
Commit-Queue: Matt Sarett <msarett@google.com>
1 file changed