Close idle H2 sockets when SpdySession is initialized.

net/socket/client_socket_handle.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 #define NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 99 matching lines @@
   // Adds a higher layered pool on top of the socket pool that |socket_| belongs
   // to.  At most one higher layered pool can be added to a
   // ClientSocketHandle at a time.  On destruction or reset, automatically
   // removes the higher pool if RemoveHigherLayeredPool has not been called.
   void AddHigherLayeredPool(HigherLayeredPool* higher_pool);
 
   // Removes a higher layered pool from the socket pool that |socket_| belongs
   // to.  |higher_pool| must have been added by the above function.
   void RemoveHigherLayeredPool(HigherLayeredPool* higher_pool);
 
+  // Closes idle sockets that are in the same group with |this|.
+  void CloseIdleSocketsInGroup();
+
   // Returns true when Init() has completed successfully.
   bool is_initialized() const { return is_initialized_; }
 
   // Sets the portion of LoadTimingInfo related to connection establishment, and
   // the socket id.  |is_reused| is needed because the handle may not have full
   // reuse information.  |load_timing_info| must have all default values when
   // called. Returns false and makes no changes to |load_timing_info| when
   // |socket_| is NULL.
   bool GetLoadTimingInfo(bool is_reused,
                          LoadTimingInfo* load_timing_info) const;
@@ skipping 124 matching lines @@
     user_callback_ = callback;
   } else {
     HandleInitCompletion(rv);
   }
   return rv;
 }
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_HANDLE_H_