Switch to standard integer types in components/, part 2 of 4.

components/leveldb_proto/leveldb_database.h

 // Copyright 2014 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 COMPONENTS_LEVELDB_PROTO_LEVELDB_DATABASE_H_
 #define COMPONENTS_LEVELDB_PROTO_LEVELDB_DATABASE_H_
 
 #include <string>
 #include <vector>
 
 #include "base/files/file_path.h"
+#include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_split.h"
 #include "base/threading/thread_collision_warner.h"
 
 namespace base {
 class HistogramBase;
 }  // namespace base
 
 namespace leveldb {
 class DB;
@@ skipping 32 matching lines @@
   scoped_ptr<leveldb::Env> env_;
   scoped_ptr<leveldb::DB> db_;
   base::HistogramBase* open_histogram_;
 
   DISALLOW_COPY_AND_ASSIGN(LevelDB);
 };
 
 }  // namespace leveldb_proto
 
 #endif  // COMPONENTS_LEVELDB_PROTO_LEVELDB_DATABASE_H_