Migrate content/*/p2p/* code to net::IPAddress.

content/renderer/p2p/network_list_observer.h

Index: content/renderer/p2p/network_list_observer.h
diff --git a/content/renderer/p2p/network_list_observer.h b/content/renderer/p2p/network_list_observer.h
index c0fcc59c8a07009dec453bc80021470ac0a69e35..309f0ce0f0baf6aef1f8ce8d36b343b370ed9ddb 100644
--- a/content/renderer/p2p/network_list_observer.h
+++ b/content/renderer/p2p/network_list_observer.h
@@ -7,9 +7,8 @@
 
 #include <vector>
 
-#include "net/base/ip_address_number.h"
-
 namespace net {
+class IPAddress;
 struct NetworkInterface;
 typedef std::vector<NetworkInterface> NetworkInterfaceList;
 }  // namespace net
@@ -22,8 +21,8 @@ class NetworkListObserver {
 
   virtual void OnNetworkListChanged(
       const net::NetworkInterfaceList& list,
-      const net::IPAddressNumber& default_ipv4_local_address,
-      const net::IPAddressNumber& default_ipv6_local_address) = 0;
+      const net::IPAddress& default_ipv4_local_address,
+      const net::IPAddress& default_ipv6_local_address) = 0;
 
  protected:
   NetworkListObserver() {}