Port 9bf7a31a

 Original commit message:

        Default (and only way) is now to retrieve a tagged object.

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com, bjaideep@ca.ibm.com

BUG=

Review-Url: https://codereview.chromium.org/1929673002
Cr-Commit-Position: refs/heads/master@{#35874}