Fix leak; remove "explicit" keyword from multi-argument constructor.

chrome/browser/extensions/api/socket/socket_api_controller.cc

Index: chrome/browser/extensions/api/socket/socket_api_controller.cc
diff --git a/chrome/browser/extensions/api/socket/socket_api_controller.cc b/chrome/browser/extensions/api/socket/socket_api_controller.cc
index 21952973ef560f3f3809fcf7a86e1cbf79b163db..30890b85acca10a41ecb4c7a5c934fda633932e7 100644
--- a/chrome/browser/extensions/api/socket/socket_api_controller.cc
+++ b/chrome/browser/extensions/api/socket/socket_api_controller.cc
@@ -22,8 +22,8 @@ namespace extensions {
 // we need to manage it in the context of an extension.
 class Socket {
  public:
-  explicit Socket(const Profile* profile, const std::string& src_extension_id,
-                  const GURL& src_url);
+  Socket(const Profile* profile, const std::string& src_extension_id,
+         const GURL& src_url);
   ~Socket();
 
   bool Connect(const net::IPEndPoint& ip_end_point);
@@ -38,7 +38,7 @@ class Socket {
   std::string src_extension_id_;
   GURL src_url_;
 
-  net::UDPClientSocket* udp_client_socket_;
+  scoped_ptr<net::UDPClientSocket> udp_client_socket_;
   bool is_connected_;
   net::OldCompletionCallbackImpl<Socket> io_callback_;