Reimplements net::AddressList without struct addrinfo.

net/base/host_port_pair.h

Index: net/base/host_port_pair.h
diff --git a/net/base/host_port_pair.h b/net/base/host_port_pair.h
index 1288a44340d921c2006ff16533fd337926fe0190..df22768fa66409751c2595d9e1891c581b0b340b 100644
--- a/net/base/host_port_pair.h
+++ b/net/base/host_port_pair.h
@@ -10,11 +10,12 @@
 #include "base/basictypes.h"
 #include "net/base/net_export.h"
 
-struct addrinfo;
 class GURL;
 
 namespace net {
 
+class IPEndPoint;
+
 class NET_EXPORT HostPortPair {
  public:
   HostPortPair();
@@ -24,8 +25,8 @@ class NET_EXPORT HostPortPair {
   // Creates a HostPortPair for the origin of |url|.
   static HostPortPair FromURL(const GURL& url);
 
-  // Creates a HostPortPair from an addrinfo struct.
-  static HostPortPair FromAddrInfo(const struct addrinfo* ai);
+  // Creates a HostPortPair from an IPEndPoint.
+  static HostPortPair FromIPEndPoint(const IPEndPoint& ipe);
 
   // Creates a HostPortPair from a string formatted in same manner as
   // ToString().