Use IPEndPoint for P2P IPC messages

net/base/ip_endpoint.cc

Index: net/base/ip_endpoint.cc
diff --git a/net/base/ip_endpoint.cc b/net/base/ip_endpoint.cc
index 626d12e9895a14207b23a1aac9f57411ce69e66b..df90f1a0eb8b23ed35a977d8fa2229ea33f17559 100644
--- a/net/base/ip_endpoint.cc
+++ b/net/base/ip_endpoint.cc
@@ -5,6 +5,7 @@
 #include "net/base/ip_endpoint.h"
 
 #include "base/logging.h"
+#include "base/string_number_conversions.h"
 #if defined(OS_WIN)
 #include <winsock2.h>
 #elif defined(OS_POSIX)
@@ -108,6 +109,16 @@ bool IPEndPoint::FromSockAddr(const struct sockaddr* address,
   return true;
 }
 
+std::string IPEndPoint::ToString() const {
+  struct sockaddr_storage addr_storage;
+  size_t addr_len = sizeof(addr_storage);
+  struct sockaddr* addr = reinterpret_cast<struct sockaddr*>(&addr_storage);
+  if (!ToSockAddr(addr, &addr_len)) {
+    return "";
+  }
+  return NetAddressToString(addr, addr_len) + ":" + base::IntToString(port_);

[pmarks, 2011/03/28 01:53:45]

This looks like it will mangle IPv6 addresses.  Use NetAddressToStringWithPort
instead.

+}
+
 bool IPEndPoint::operator<(const IPEndPoint& that) const {
   return address_ < that.address_ || port_ < that.port_;
 }