Revert 255588 "Persist browseraction properties across restarts"

The new tests are failing:
http://build.chromium.org/p/chromium.win/builders/Win7%20Tests%20%28dbg%29%285%29/builds/25532/steps/browser_tests/logs/stdio

> Persist browseraction properties across restarts
> Persist browser action properties across restarts even if other properties are modified before the old ones are loaded. (Note: only properties which are NOT modified are persisted.)
> BUG=348775
> 
> Review URL: https://codereview.chromium.org/186013003

TBR=rdevlin.cronin@chromium.org

Review URL: https://codereview.chromium.org/189873005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255655 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 255655