Revert 235358 "Add manifest to FILES.cfg. This should allow chro..."

BUG=320367

> Add manifest to FILES.cfg. This should allow chrome.exe to run out of the
> chrome-win32 archive.
> 
> BUG=319237
> TEST=NONE
> NOTRY=TRUE
> 
> Review URL: https://codereview.chromium.org/63823005

TBR=robertshield@chromium.org

Review URL: https://codereview.chromium.org/68253011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235515 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 235515