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

net/base/expiring_cache.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_BASE_EXPIRING_CACHE_H_
 #define NET_BASE_EXPIRING_CACHE_H_
 
 #include <map>
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
-#include "base/time.h"
+#include "base/time/time.h"
 
 namespace net {
 
 template <typename KeyType,
           typename ValueType,
           typename ExpirationType>
 class NoopEvictionHandler {
  public:
   void Handle(const KeyType& key,
               const ValueType& value,
@@ skipping 185 matching lines @@
   EntryMap entries_;
   ExpirationCompare expiration_comp_;
   EvictionHandler eviction_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(ExpiringCache);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_EXPIRING_CACHE_H_