Updating trunk VERSION from 3360.0 to 3361.0

# This is an automated release commit.
# Do not revert without consulting chrome-pmo@google.com.
NOAUTOREVERT=true
TBR=anantha@chromium.org

Change-Id: I0739bb5f016b2617ac05a8679b54899f692438b6
Reviewed-on: https://chromium-review.googlesource.com/947747Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#540739}

chrome/VERSION

 MAJOR=67
 MINOR=0
-BUILD=3360
+BUILD=3361
 PATCH=0