Update raven SVN to 27

Bug: 228265025
Change-Id: If3894ac82e11161d75dfafbcd99043baf1c9593e
(cherry picked from commit 788ffbe57deb6b48b3bff17416a9fc05b716ea49)
Merged-In: If3894ac82e11161d75dfafbcd99043baf1c9593e
1 file changed