Roll chromium_revision 2d714fa..de13cf4 (298667:299488)

Mainly to pick up
to fix some MSan issues.

Summary of changes (
* third_party/boringssl 51fcd87..7ea8481
* third_party/icu d2abf6c..8ac906f
* third_party/usrsctp/usrsctplib dfd687b..a11b3c5

Review URL:

git-svn-id: 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/DEPS b/DEPS
index 97221ad..1417c68 100644
--- a/DEPS
+++ b/DEPS
@@ -9,7 +9,7 @@
   # Use this googlecode_url variable only if there is an internal mirror for it.
   # If you do not know, use the full path while defining your new deps entry.
   "googlecode_url": "",
-  "chromium_revision": "2d714fae183152299b3cbf0056eab5fe8bb75e87",
+  "chromium_revision": "de13cf44ff5aa5815dd742c2cedcaece02601f4b",
 # NOTE: Prefer revision numbers to tags for svn deps. Use http rather than