Disable crashing OfflineLoadPageTest

TBR=jam@chromium.org
BUG=113219
TEST=none

Review URL: https://chromiumcodereview.appspot.com/9358027

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@120977 0039d316-1c4b-4281-b951-d872f2087c98
  void Navigate(const char* url, int page_id) {
    contents()->TestDidNavigate(
        contents()->GetRenderViewHost(), page_id, GURL(url),
        content::PAGE_TRANSITION_TYPED);
  }

  void Navigate(const char* url, int page_id) {
    contents()->TestDidNavigate(
        contents()->GetRenderViewHost(), page_id, GURL(url),
        content::PAGE_TRANSITION_TYPED);
  }
