Close idle connections / SPDY sessions when needed

net/spdy/spdy_session.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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_SPDY_SPDY_SESSION_H_
 #define NET_SPDY_SPDY_SESSION_H_
 #pragma once
 
 #include <algorithm>
 #include <list>
 #include <map>
@@ skipping 27 matching lines @@
 // somewhat arbitrary, but is reasonably small and ensures that we elicit
 // ACKs quickly from TCP (because TCP tries to only ACK every other packet).
 const int kMss = 1430;
 const int kMaxSpdyFrameChunkSize = (2 * kMss) - spdy::SpdyFrame::kHeaderSize;
 
 class BoundNetLog;
 class SpdyStream;
 class SSLInfo;
 
 class NET_EXPORT SpdySession : public base::RefCounted<SpdySession>,
-                               public spdy::BufferedSpdyFramerVisitorInterface {
+                               public spdy::BufferedSpdyFramerVisitorInterface,
+                               public LayeredPool {
  public:
   // FlowControl provides the ability for unit tests to either enable or disable
   // flow control (independent of NPN protocol negotiated). If
   // |use_flow_control_| is set to kFlowControlBasedOnNPN then flow control is
   // determined by the NPN protocol negotiated with the server.
   enum FlowControl {
     kFlowControlBasedOnNPN = 0,
     kDisableFlowControl = 1,
     kEnableFlowControl = 2,
   };
@@ skipping 211 matching lines @@
 
   const BoundNetLog& net_log() const { return net_log_; }
 
   int GetPeerAddress(AddressList* address) const;
   int GetLocalAddress(IPEndPoint* address) const;
 
   // Returns true if a request for a resource in |origin| requires a
   // SPDY CREDENTIAL frame to be sent first, with an origin bound certificate.
   bool NeedsCredentials(const HostPortPair& origin) const;
 
+  // LayeredPool implementation.
+  virtual bool CloseOneIdleConnection() OVERRIDE;
+
  private:
   friend class base::RefCounted<SpdySession>;
 
   // Allow tests to access our innards for testing purposes.
   FRIEND_TEST_ALL_PREFIXES(SpdySessionSpdy2Test, Ping);
   FRIEND_TEST_ALL_PREFIXES(SpdySessionSpdy2Test, FailedPing);
   FRIEND_TEST_ALL_PREFIXES(SpdySessionSpdy2Test, GetActivePushStream);
   FRIEND_TEST_ALL_PREFIXES(SpdySessionSpdy3Test, Ping);
   FRIEND_TEST_ALL_PREFIXES(SpdySessionSpdy3Test, FailedPing);
   FRIEND_TEST_ALL_PREFIXES(SpdySessionSpdy3Test, GetActivePushStream);
@@ skipping 415 matching lines @@
 
   const int status_;
   const std::string description_;
 
   DISALLOW_COPY_AND_ASSIGN(NetLogSpdySessionCloseParameter);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_SESSION_H_