Clean up header files.

net/base/sdch_manager.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 "net/base/sdch_manager.h"
 
+#include <limits.h>
+
 #include <utility>
 
 #include "base/base64url.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/time/default_clock.h"
 #include "base/values.h"
 #include "crypto/sha2.h"
@@ skipping 454 matching lines @@
       entry_dict->SetInteger("tries", it->second.count);
     entry_dict->SetInteger("reason", it->second.reason);
     entry_list->Append(std::move(entry_dict));
   }
   value->Set("blacklisted", std::move(entry_list));
 
   return std::move(value);
 }
 
 }  // namespace net