Move HttpStreamFactoryImpl::JobController UMA to a schedule upload

net/http/http_stream_factory_impl.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_HTTP_HTTP_STREAM_FACTORY_IMPL_H_
 #define NET_HTTP_HTTP_STREAM_FACTORY_IMPL_H_
 
 #include <stddef.h>
 
 #include <map>
 #include <set>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/net_export.h"
+#include "net/base/network_change_notifier.h"
 #include "net/base/privacy_mode.h"
 #include "net/base/request_priority.h"
 #include "net/http/http_stream_factory.h"
 #include "net/log/net_log_source.h"
 #include "net/proxy/proxy_server.h"
 #include "net/socket/ssl_client_socket.h"
 #include "net/spdy/spdy_session_key.h"
 
 namespace net {
 
 class HttpNetworkSession;
 class ProxyInfo;
 class SpdySession;
 class NetLogWithSource;
 
-class NET_EXPORT_PRIVATE HttpStreamFactoryImpl : public HttpStreamFactory {
+class NET_EXPORT_PRIVATE HttpStreamFactoryImpl
+    : public HttpStreamFactory,
+      NetworkChangeNotifier::MetricsObserver {
  public:
   class NET_EXPORT_PRIVATE Job;
   class NET_EXPORT_PRIVATE JobController;
   class NET_EXPORT_PRIVATE JobFactory;
   class NET_EXPORT_PRIVATE Request;
   // RequestStream may only be called if |for_websockets| is false.
   // RequestWebSocketHandshakeStream may only be called if |for_websockets|
   // is true.
   HttpStreamFactoryImpl(HttpNetworkSession* session, bool for_websockets);
   ~HttpStreamFactoryImpl() override;
@@ skipping 33 matching lines @@
   const HostMappingRules* GetHostMappingRules() const override;
   void DumpMemoryStats(base::trace_event::ProcessMemoryDump* pmd,
                        const std::string& parent_absolute_name) const override;
 
   enum JobType {
     MAIN,
     ALTERNATIVE,
     PRECONNECT,
   };
 
+  // NetworkChangeNotifier::MetricsObserver implementation.
+  void OnMetricsFinalize() override;
+
  private:
   FRIEND_TEST_ALL_PREFIXES(HttpStreamFactoryImplRequestTest, SetPriority);
   FRIEND_TEST_ALL_PREFIXES(HttpStreamFactoryImplRequestTest, DelayMainJob);
 
   friend class HttpStreamFactoryImplPeer;
 
   typedef std::set<Request*> RequestSet;
   typedef std::map<SpdySessionKey, RequestSet> SpdySessionRequestMap;
   typedef std::set<std::unique_ptr<JobController>> JobControllerSet;
 
@@ skipping 86 matching lines @@
   std::unique_ptr<JobFactory> job_factory_;
 
   // Set of proxy servers that support request priorities to which subsequent
   // preconnects should be skipped.
   std::set<PreconnectingProxyServer> preconnecting_proxy_servers_;
 
   SpdySessionRequestMap spdy_session_request_map_;
 
   const bool for_websockets_;
 
+  base::ThreadChecker thread_checker_;
+
   DISALLOW_COPY_AND_ASSIGN(HttpStreamFactoryImpl);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_STREAM_FACTORY_IMPL_H_