Revert 45029 - Fix JsonPrefStoreTest.NonExistentFile.
Revert 45029 - Fix JsonPrefStoreTest.NonExistentFile.

For a nonexistent file, the PrefStore is *not* readonly, and writing would create the pref file.

I'm going to add a second test for reading a broken file afterwards.

TBR=pam@chromium.org
TEST=JsonPrefStoreTest.NonExistentFile

Review URL: http://codereview.chromium.org/1521041

TBR=bauerb@chromium.org
Review URL: http://codereview.chromium.org/1525041

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@45037 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser