Use a direct include of time headers in net/, part 1.

net/base/bandwidth_metrics.h

 // 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_BASE_BANDWIDTH_METRICS_H_
 #define NET_BASE_BANDWIDTH_METRICS_H_
 
 #include <list>
 
+#include "base/logging.h"
 #include "base/metrics/histogram.h"
-#include "base/logging.h"
-#include "base/time.h"
+#include "base/time/time.h"
 
 namespace net {
 
 // Tracks statistics about the bandwidth metrics over time.  In order to
 // measure, this class needs to know when individual streams are in progress,
 // so that it can know when to discount idle time.  The BandwidthMetrics
 // is unidirectional - it should only be used to record upload or download
 // bandwidth, but not both.
 //
 // Note, the easiest thing to do is to just measure each stream and average
@@ skipping 104 matching lines @@
   void StopStream();
   void RecordBytes(int bytes);
 
  private:
   bool started_;
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_BANDWIDTH_METRICS_H_