Move StatisticsRecorder out of histogram.cc/h for further refactoring.

net/base/run_all_unittests.cc

 // 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.
 
+#include "base/metrics/statistics_recorder.h"
 #include "build/build_config.h"
-#include "base/metrics/histogram.h"
 #include "crypto/nss_util.h"
 #include "net/base/net_test_suite.h"
 #include "net/socket/client_socket_pool_base.h"
 #include "net/socket/ssl_server_socket.h"
 #include "net/spdy/spdy_session.h"
 
 #if defined(OS_ANDROID)
 #include "base/android/jni_android.h"
 #include "net/android/net_jni_registrar.h"
 #endif
@@ skipping 18 matching lines @@
   // We want to be sure to init NSPR on the main thread.
   crypto::EnsureNSPRInit();
 #endif
 
   // Enable support for SSL server sockets, which must be done while
   // single-threaded.
   net::EnableSSLServerSockets();
 
   return test_suite.Run();
 }