Updating trunk VERSION from 3435.0 to 3436.0

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

Change-Id: Ied1a5a16c57270b826a8cca2609f5c904df8469f
Reviewed-on: https://chromium-review.googlesource.com/1067030Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#560150}

chrome/VERSION

 MAJOR=68
 MINOR=0
-BUILD=3435
+BUILD=3436
 PATCH=0