Make arguments to Document methods non-optional

LayoutTests/fast/dom/Document/script-tests/createElementNS-namespace-err.js

 description("createElementNS tests from mozilla, attached to webkit bug 16833");
 
 function assert(c, m)
 {
     if (!c)
         testFailed(m);
     else
         testPassed(m);
 }
 
@@ skipping 19 matching lines @@
         testFailed(m);
     } else {
         m += "; threw " + stringForExceptionCode(actual);;
         testPassed(m);
     }
 }
 
 var allNSTests = [
    { args: [undefined, undefined] },
    { args: [null, undefined] },
-   { args: [undefined, null], code: 5 },
-   { args: [null, null], code: 5 },
+   { args: [undefined, null] },
+   { args: [null, null] },
    { args: [null, ""], code: 5 },
-   { args: ["", null], code: 5 },
+   { args: ["", null] },
    { args: ["", ""], code: 5 },
    { args: [null, "<div>"], code: 5 },
    { args: [null, "0div"], code: 5 },
    { args: [null, "di v"], code: 5 },
    { args: [null, "di<v"], code: 5 },
    { args: [null, "-div"], code: 5 },
    { args: [null, ".div"], code: 5 },
    { args: ["http://example.com/", "<div>"], code: 5 },
    { args: ["http://example.com/", "0div"], code: 5 },
    { args: ["http://example.com/", "di<v"], code: 5 },
@@ skipping 25 matching lines @@
    { args: ["http://example.com/", "xml:test"], code: 14, message: "binding xml prefix wrong" },
    { args: ["http://example.com/", "xmlns:test"], code: 14, message: "binding xmlns prefix wrong" },
    { args: ["http://www.w3.org/2000/xmlns/", "x:test"], code: 14, message: "binding namespace namespace to wrong prefix" },
    { args: ["http://www.w3.org/2000/xmlns/", "xmlns:test"] },
    { args: ["http://www.w3.org/XML/1998/namespace", "xml:test"] },
    { args: ["http://www.w3.org/XML/1998/namespace", "x:test"] },
 ];
 
 var allNoNSTests = [
    { args: [undefined] },
-   { args: [null], code: 5 },
+   { args: [null] },
    { args: [""], code: 5 },
    { args: ["<div>"], code: 5 },
    { args: ["0div"], code: 5 },
    { args: ["di v"], code: 5 },
    { args: ["di<v"], code: 5 },
    { args: ["-div"], code: 5 },
    { args: [".div"], code: 5 },
    { args: [":"], message: "valid XML name, invalid QName" },
    { args: [":div"], message: "valid XML name, invalid QName" },
    { args: ["div:"], message: "valid XML name, invalid QName" },
@@ skipping 50 matching lines @@
             msg += "; " + test.message;
         try {
             doc[createFunctionName].apply(doc, test.args);
             assert(!("code" in test), msg);
         } catch (e) {
             assertEquals(e.code, test.code || "expected no exception", msg);
         }
     }
 }
 
-// Moz throws a "Not enough arguments" exception in these, we don't:
-shouldBeEqualToString("document.createElementNS().toString()", "[object Element]");
-shouldBeEqualToString("document.createElementNS(\"http://www.example.com\").toString()", "[object Element]");
-
 debug("HTML tests:")
 runNSTests(allNSTests, document, "createElementNS");
 runNSTests(allNoNSTests, document, "createElement");
 
 debug("XHTML createElement tests:")
 var xhtmlDoc = document.implementation.createDocument("http://www.w3.org/1999/xhtml", "html", null);
 runNSTests(allNoNSTests, xhtmlDoc, "createElement");
 
 debug("XML createElement tests:")
 var xmlDoc = document.implementation.createDocument("http://www.example.com/foo", "example", null);
 runNSTests(allNoNSTests, xmlDoc, "createElement");