Revert 62645 - Disk cache: Remove the request throttling experiment. This is intended for the beta/stable branch.
Revert 62645 - Disk cache: Remove the request throttling experiment.
This is intended for the beta/stable branch.

BUG=none
TEST=none
TBR=gavinp


Review URL: http://codereview.chromium.org/3788002

TBR=rvargas@google.com
Review URL: http://codereview.chromium.org/3775009

git-svn-id: http://src.chromium.org/svn/trunk/src@62655 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: aa043e6d7a5643131d8a65e8236853454704c982
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser