Updating trunk VERSION from 3298.0 to 3299.0

TBR=mmoss@chromium.org

Change-Id: I753faefd9b1816b8d5c068639c5a5c561c61ccdf
Reviewed-on: https://chromium-review.googlesource.com/830751Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#524649}

chrome/VERSION

 MAJOR=65
 MINOR=0
-BUILD=3298
+BUILD=3299
 PATCH=0