Add a default constructor to the MockRead struct so that we can do things like dynamically create an array of them.
Add a default constructor to the MockRead struct so
that we can do things like dynamically create an array
of them.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/434039

git-svn-id: http://src.chromium.org/svn/trunk/src@32951 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 206841e56ee6272dec0a6368c5cbf14b1a287bed
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