Roll FreeType past 2.7.1.

https://skia.googlesource.com/third_party/freetype2.git/+log/ffd8f6223607e..08fd250e1af0aa16

This picks up a number of fixes and an implementation of
FT_Get_Var_Design_Coordinates.

Change-Id: Idac2b3b5d2b0684fa2c13f4f2484c09f39a4eced
Reviewed-on: https://skia-review.googlesource.com/6815
Reviewed-by: Derek Sollenberger <djsollen@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
diff --git a/DEPS b/DEPS
index 0e1ad49..e9d04c8 100644
--- a/DEPS
+++ b/DEPS
@@ -11,7 +11,7 @@
   #   - can use use our existing t_p/e/libjpeg instead of pulling it for Android?
 
   "third_party/externals/angle2"  : "https://chromium.googlesource.com/angle/angle.git@d445357315299e30c18c756f657ff928653128c2",
-  "third_party/externals/freetype": "https://skia.googlesource.com/third_party/freetype2.git@ffd8f6223607e9d61de33467fcd113f2a15dae36",
+  "third_party/externals/freetype": "https://skia.googlesource.com/third_party/freetype2.git@08fd250e1af0aa16d18012d39462e6ca9bbc6e90",
   "third_party/externals/gyp"     : "https://chromium.googlesource.com/external/gyp.git@87ac4d0e63fc7dd8152a350327fea8dcf031bf56",
   "third_party/externals/harfbuzz": "https://skia.googlesource.com/third_party/harfbuzz.git@1.3.0",
   "third_party/externals/jsoncpp" : "https://chromium.googlesource.com/external/github.com/open-source-parsers/jsoncpp.git@1.0.0",