Revert of Add UseCounters for non-standard, internally unused reflected attributes (https://codereview.chromium.org/428893002/)

Reason for revert:
These IDL attributes are actually in the HTML spec:
http://www.whatwg.org/specs/web-apps/current-work/#obsolete

Original issue's description:
> Add UseCounters for non-standard, internally unused reflected attributes
> 
> http://whatwg.org/html#htmlhtmlelement
> http://whatwg.org/html#htmlmetaelement
> http://whatwg.org/html#htmlobjectelement
> http://whatwg.org/html#htmltablecellelement
> 
> None of these attributes are used internally, so the only way sites
> can depend on them is via these bindings.
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=179140

TBR=jochen@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/427353002

git-svn-id: svn://svn.chromium.org/blink/trunk@179256 bbb929c8-8fbe-4397-9dbb-9b2b20218538