Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1
"Hiding the old iframes"
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1
Merge pull request #2531 from suryanarayanakb/release-6.6.3.a1

Hiding the old iframes