Extracting NetLog inner classes into their own classes.

net/spdy/spdy_session.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_SPDY_SPDY_SESSION_H_
 #define NET_SPDY_SPDY_SESSION_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 66 matching lines @@
 // milliseconds have passed, return ERR_IO_PENDING from ReadLoop.
 const int kYieldAfterBytesRead = 32 * 1024;
 const int kYieldAfterDurationMilliseconds = 20;
 
 // First and last valid stream IDs. As we always act as the client,
 // start at 1 for the first stream id.
 const SpdyStreamId kFirstStreamId = 1;
 const SpdyStreamId kLastStreamId = 0x7fffffff;
 
 struct LoadTimingInfo;
+class NetLog;
 class NetLogWithSource;
 class ProxyDelegate;
 class SpdyStream;
 class SSLInfo;
 class TransportSecurityState;
 
 // NOTE: There's an enum of the same name (also with numeric suffixes)
 // in histograms.xml. Be sure to add new values there also.
 enum SpdyProtocolErrorDetails {
   // SpdyFramer::SpdyError mappings.
@@ skipping 1102 matching lines @@
   // Used for posting asynchronous IO tasks.  We use this even though
   // SpdySession is refcounted because we don't need to keep the SpdySession
   // alive if the last reference is within a RunnableMethod.  Just revoke the
   // method.
   base::WeakPtrFactory<SpdySession> weak_factory_;
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_SESSION_H_