Push remote hostname to P2P socket host.

content/common/p2p_socket_type.h

Index: content/common/p2p_socket_type.h
diff --git a/content/common/p2p_socket_type.h b/content/common/p2p_socket_type.h
index 1dfe059d234ab16fc1a3d2bf1cfdf29cdd72b9b5..b47ae933134ef1c8da8d3b315ccedb569245ff26 100644
--- a/content/common/p2p_socket_type.h
+++ b/content/common/p2p_socket_type.h
@@ -8,6 +8,10 @@
 #ifndef CONTENT_COMMON_P2P_SOCKET_TYPE_H_
 #define CONTENT_COMMON_P2P_SOCKET_TYPE_H_
 
+#include <string>
+
+#include "net/base/ip_endpoint.h"
+
 namespace content {
 
 enum P2PSocketOption {
@@ -31,6 +35,19 @@ enum P2PSocketType {
   P2P_SOCKET_TYPE_LAST = P2P_SOCKET_STUN_TLS_CLIENT
 };
 
+// Struct which carries both resolved IP address and host string literal.
+// Port number will be part of |ip_address|.
+struct P2PHostAndIPEndPoint {
+  P2PHostAndIPEndPoint() {}
+  P2PHostAndIPEndPoint(const std::string& hostname,
+                       const net::IPEndPoint& ip_address)
+      : hostname(hostname), ip_address(ip_address) {
+  }
+
+  std::string hostname;
+  net::IPEndPoint ip_address;
+};
+
 }  // namespace content
 
 #endif  // CONTENT_COMMON_P2P_SOCKET_TYPE_H_