Revert 242452 "Adds ImageWriterPrivate.destroyPartitions operation."

The CrOS Valgrind memory bots are burning and this was around the time. Reverting to see if it helps.

> Adds ImageWriterPrivate.destroyPartitions operation.
> 
> BUG=328246
> 
> Review URL: https://codereview.chromium.org/109793006

TBR=haven@chromium.org

Review URL: https://codereview.chromium.org/103853008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@242457 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 242457
Revert 242451 "Updates permissions and feedback whilelist."

The CrOS Valgrind memory bots are burning and this was around the time. Reverting to see if it helps.

> Updates permissions and feedback whilelist.
> 
> * Removes the recovery tool from the feedbackPrivate API
> * Adds a new ID for a dev version of the tool to chromeosInfoPrivate and imageWriterPrivate
> * Adds both IDs to the feedback extension's whitelist.
> 
> BUG=329088
> 
> Review URL: https://codereview.chromium.org/99463006

TBR=haven@chromium.org

Review URL: https://codereview.chromium.org/104713015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@242458 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 242458