It is now possible to request a removal (temporary) web page in Google’s index via the Webmaster Tools, even if the page is not blocked by robots.txt or meta tag “robots”.
Recently the blog for webmasters Google announced a new option to delete an index page of the search engine via the Webmaster Tools: indeed, until then, before requesting the deletion of a page in this space for webmasters, it should indicate in advance (via a robots.txt file or meta tag “robots”) that this page should be well suppressed. The procedure of Webmaster Tools was therefore that accelerates a deletion to, in all ways, have taken place whatever happens.
With the new feature, you can now request the removal of a page even if not specified in robots.txt or via the meta tag “robots”. Google says that the fact that you may be identified as the webmaster of the site just to ask, and do nothing else, deleting a page from the index.
This deletion will be effective but temporary for 90 days, and the page will reappear after this time. For a permanent deletion, it will revert to the old system (robots.txt or meta tag “robots” or code 404).
The new feature should certainly periods of emergency during which you do not necessarily access the website or code pages, to block very quickly and a temporary page, before establishing the definitive procedure.