[iOS Simulator] http/tests/loading/preload-picture-* tests failing These tests were added with <http://trac.webkit.org/changeset/194865> http/tests/loading/preload-picture-invalid.html http/tests/loading/preload-picture-nested.html http/tests/loading/preload-picture-sizes.html <https://build.webkit.org/builders/Apple%20iOS%209%20Simulator%20Release%20WK2%20%28Tests%29/builds/2219>