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

net/proxy/proxy_resolver_js_bindings.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_PROXY_PROXY_JS_BINDINGS_H
 #define NET_PROXY_PROXY_JS_BINDINGS_H
 
 #include <string>
 
 class MessageLoop;
 
 namespace net {
 
 class HostResolver;
 
 // Interface for the javascript bindings.
 class ProxyResolverJSBindings {
  public:
   virtual ~ProxyResolverJSBindings() {}
 
   // Handler for "alert(message)"
   virtual void Alert(const std::string& message) = 0;
 
   // Handler for "myIpAddress()". Returns empty string on failure.
   virtual std::string MyIpAddress() = 0;
 
+  // Handler for "myIpAddressEx()". Returns empty string on failure.
+  //
+  // This is a Microsoft extension to PAC for IPv6, see:
+  // http://blogs.msdn.com/wndp/articles/IPV6_PAC_Extensions_v0_9.aspx
+  virtual std::string MyIpAddressEx() = 0;
+
   // Handler for "dnsResolve(host)". Returns empty string on failure.
   virtual std::string DnsResolve(const std::string& host) = 0;
 
+  // Handler for "dnsResolveEx(host)". Returns empty string on failure.
+  //
+  // This is a Microsoft extension to PAC for IPv6, see:
+  // http://blogs.msdn.com/wndp/articles/IPV6_PAC_Extensions_v0_9.aspx
+  virtual std::string DnsResolveEx(const std::string& host) = 0;
+
   // Handler for when an error is encountered. |line_number| may be -1
   // if a line number is not applicable to this error.
   virtual void OnError(int line_number, const std::string& error) = 0;
 
   // Creates a default javascript bindings implementation that will:
   //   - Send script error messages to LOG(INFO)
   //   - Send script alert()s to LOG(INFO)
   //   - Use the provided host resolver to service dnsResolve().
   //
   // |host_resolver| will be used in async mode on |host_resolver_loop|. If
   // |host_resolver_loop| is NULL, then |host_resolver| will be used in sync
   // mode on the PAC thread.
   static ProxyResolverJSBindings* CreateDefault(
       HostResolver* host_resolver, MessageLoop* host_resolver_loop);
 };
 
 }  // namespace net
 
 #endif  // NET_PROXY_PROXY_JS_BINDINGS_H