revert the surface purgatory list and dependent changes.

6d0f6cb Revert "Fix [3513017] in lockscreen but showing empty launcher (live wallpaper) only"
6154412e Revert "partially fix [3306150] HTML5 video with H/W acceleration blackout (DO NOT MERGE)"
37c2a375 fix [3408713] Dialog window invisible sometimes

It looks like there is a surface leak, it's unclear where it is.
Without those reverts, this would cause a leak of the associated buffers
which is far more problematic. this change might hide the surface leak.

Bug: 4078032
Change-Id: Iedcda3ffcdd2f69d41047b5c3134c1e867ff90d7