Extracting NetLog inner classes into their own classes.

net/filter/mock_filter_context.h

 // Copyright 2014 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_FILTER_MOCK_FILTER_CONTEXT_H_
 #define NET_FILTER_MOCK_FILTER_CONTEXT_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 #include <utility>
 
 #include "base/macros.h"
 #include "net/base/sdch_manager.h"
 #include "net/filter/filter.h"
-#include "net/log/net_log.h"
+#include "net/log/net_log_with_source.h"
 #include "url/gurl.h"
 
 namespace net {
 
 class URLRequestContext;
 
 class MockFilterContext : public FilterContext {
  public:
   MockFilterContext();
   ~MockFilterContext() override;
@@ skipping 52 matching lines @@
   int response_code_;
   std::unique_ptr<URLRequestContext> context_;
   NetLogWithSource net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(MockFilterContext);
 };
 
 }  // namespace net
 
 #endif  // NET_FILTER_MOCK_FILTER_CONTEXT_H_