tools/gn: Remove includes of basictypes.h.

tools/gn/scheduler.h

 // Copyright (c) 2013 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 TOOLS_GN_SCHEDULER_H_
 #define TOOLS_GN_SCHEDULER_H_
 
 #include <map>
 
 #include "base/atomic_ref_count.h"
-#include "base/basictypes.h"
 #include "base/files/file_path.h"
+#include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "tools/gn/input_file_manager.h"
 
 class Target;
 
 // Maintains the thread pool and error state.
 class Scheduler {
@@ skipping 93 matching lines @@
   std::vector<SourceFile> written_files_;
   std::multimap<SourceFile, const Target*> unknown_generated_inputs_;
 
   DISALLOW_COPY_AND_ASSIGN(Scheduler);
 };
 
 extern Scheduler* g_scheduler;
 
 #endif  // TOOLS_GN_SCHEDULER_H_