Add three of the six extensions to PAC that Internet Explorer supports. ...

net/data/proxy_resolver_v8_unittest/bindings.js

 // Try calling the browser-side bound functions with varying (invalid)
 // inputs. There is no notion of "success" for this test, other than
 // verifying the correct C++ bindings were reached with expected values.
 
 function MyObject() {
   this.x = "3";
 }
 
 MyObject.prototype.toString = function() {
   throw "exception from calling toString()";
@@ skipping 17 matching lines @@
   alert({foo:'bar'});
 
   // This should throw an exception when we toString() the argument
   // to alert in the bindings.
   try {
     alert(new MyObject());
   } catch (e) {
     alert(e);
   }
 
-  // Call myIpAddress() with wonky arguments 
+  // Call myIpAddress() with wonky arguments
   myIpAddress(null);
   myIpAddress(null, null);
 
+  // Call myIpAddressEx() correctly (no arguments).
+  myIpAddressEx();
+
+  // Call dnsResolveEx() (note that isResolvableEx() implicity calls it.)
+  isResolvableEx("is_resolvable");
+  dnsResolveEx("foobar");
+
   return "DIRECT";
 }
 
 function fn() {}