Stricter parsing for span attribute on col element

LayoutTests/fast/dom/HTMLTableColElement/span-attribute-expected.txt

Index: LayoutTests/fast/dom/HTMLTableColElement/span-attribute-expected.txt
diff --git a/LayoutTests/fast/dom/HTMLTableColElement/span-attribute-expected.txt b/LayoutTests/fast/dom/HTMLTableColElement/span-attribute-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..076569b9244fb746d49a2c590220a388505e82ea
--- /dev/null
+++ b/LayoutTests/fast/dom/HTMLTableColElement/span-attribute-expected.txt
@@ -0,0 +1,31 @@
+HTMLTableColElement span attribute test
+
+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+
+
+PASS document.createElement("col").span is 1
+PASS spanAttributeEffect("") is 1
+PASS spanAttributeEffect("1") is 1
+PASS spanAttributeEffect("2") is 2
+PASS spanAttributeEffect("10") is 10
+PASS spanAttributeEffect("0") is 1
+PASS spanAttributeEffect("-1") is 1
+PASS spanAttributeEffect("1x") is 1
+PASS spanAttributeEffect("1.") is 1
+PASS spanAttributeEffect("1.9") is 1
+PASS spanAttributeEffect("2x") is 2
+PASS spanAttributeEffect("2.") is 2
+PASS spanAttributeEffect("2.9") is 2
+PASS spanAttributeEffect("a") is 1
+PASS spanAttributeEffect("7") is 1
+PASS spanAttributeEffect("  7") is 7
+PASS spanAttributeEffect(arabicIndicDigitOne) is 1
+PASS spanAttributeEffect("2" + arabicIndicDigitOne) is 2
+PASS spanAttributeEffect("2147483647") is 2147483647
+PASS spanAttributeEffect("2147483648") is 1
+PASS spanAttributeEffect("4294967295") is 1
+PASS spanAttributeEffect("4294967296") is 1
+PASS successfullyParsed is true
+
+TEST COMPLETE
+