Fix LayoutTests/fast/loader/xmlhttprequest-missing-file-exception.html
Fix LayoutTests/fast/loader/xmlhttprequest-missing-file-exception.html

We need to initialize the ResourceResponse out parameter even if the load failed.

BUG=3149
R=tony

Review URL: http://codereview.chromium.org/6484

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@2870 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