Revert 221275 "Handle cache-control:no-store header in PNaCl tra..."

Revert 221275 "Handle cache-control:no-store header in PNaCl tra..."

> Handle cache-control:no-store header in PNaCl translation cache
> 
> Pexe files with the cache-control:no-store header should not be cached.
> Add a field to the PnaclCacheInfo struct, plumb the value all the way
> from the plugin to the browser, and treat it basically the same way we
> currently treat incognito translations (since we currently don't have an
> off-the-record cache for those).
> R=jvoung@chromium.org
> BUG=none, noticed this was missing when doing cleanup
> 
> Review URL: https://chromiumcodereview.appspot.com/23458015

TBR=dschuff@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=221281

[Vitaly Buka (NO REVIEWS), 2013-09-04 22:31:55]

Committed patchset #1 manually as r221281.