tools/gn: Remove includes of basictypes.h.

tools/gn/test_with_scope.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_TEST_WITH_SCOPE_H_
 #define TOOLS_GN_TEST_WITH_SCOPE_H_
 
 #include <vector>
 
-#include "base/basictypes.h"
+#include "base/macros.h"
 #include "tools/gn/build_settings.h"
 #include "tools/gn/err.h"
 #include "tools/gn/input_file.h"
 #include "tools/gn/parse_tree.h"
 #include "tools/gn/scope.h"
 #include "tools/gn/scope_per_file_provider.h"
 #include "tools/gn/settings.h"
 #include "tools/gn/target.h"
 #include "tools/gn/token.h"
 #include "tools/gn/toolchain.h"
@@ skipping 80 matching lines @@
 // default to public visibility.
 class TestTarget : public Target {
  public:
   TestTarget(TestWithScope& setup,
              const std::string& label_string,
              Target::OutputType type);
   ~TestTarget() override;
 };
 
 #endif  // TOOLS_GN_TEST_WITH_SCOPE_H_