Update freetype to 2.5.5

BUG=chromium:452324
TEST=build and run on lumpy

Change-Id: I906b1e10b7fe86d0179c13345887e1af016d6397
Reviewed-on: https://chromium-review.googlesource.com/245152
Tested-by: Stéphane Marchesin <marcheu@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Commit-Queue: Stéphane Marchesin <marcheu@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
(cherry picked from commit 0d0f9af60eb391a4f1a544af8f71a0e893015280)
Signed-off-by: Stéphane Marchesin <marcheu@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/246540
2 files changed