Updating trunk VERSION from 3618.0 to 3619.0

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

Change-Id: I1967c870d9f1f81f7629295a9481da8a2aedc359
Reviewed-on: https://chromium-review.googlesource.com/c/1347314Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#610298}

chrome/VERSION

 MAJOR=72
 MINOR=0
-BUILD=3618
+BUILD=3619
 PATCH=0