Fix Net.Socket.IdleSocketTimeSaving histogram

net/socket/client_socket_pool.h

Index: net/socket/client_socket_pool.h
diff --git a/net/socket/client_socket_pool.h b/net/socket/client_socket_pool.h
index 15dbe5f02d6e09d6e503c6dccb4eab0a268e4949..97ed9a35d896a4ad4c24e85930e1712bb99435af 100644
--- a/net/socket/client_socket_pool.h
+++ b/net/socket/client_socket_pool.h
@@ -14,6 +14,7 @@
 #include "base/time/time.h"
 #include "net/base/completion_callback.h"
 #include "net/base/load_states.h"
+#include "net/base/load_timing_info.h"
 #include "net/base/net_export.h"
 #include "net/base/request_priority.h"
 #include "net/dns/host_resolver.h"
@@ -138,10 +139,13 @@ class NET_EXPORT ClientSocketPool : public LowerLayeredPool {
   // Otherwise, the StreamSocket is destroyed.  |id| is used to differentiate
   // between updated versions of the same pool instance.  The pool's id will
   // change when it flushes, so it can use this |id| to discard sockets with
-  // mismatched ids.
-  virtual void ReleaseSocket(const std::string& group_name,
-                             std::unique_ptr<StreamSocket> socket,
-                             int id) = 0;
+  // mismatched ids. |connect_timing| contains timing info of the connection
+  // establishment.
+  virtual void ReleaseSocket(
+      const std::string& group_name,
+      std::unique_ptr<StreamSocket> socket,
+      int id,
+      const LoadTimingInfo::ConnectTiming& connect_timing) = 0;
 
   // This flushes all state from the ClientSocketPool.  This means that all
   // idle and connecting sockets are discarded with the given |error|.