Revert 214254 "Add initial prototype for the GN meta-buildsystem."

trunk/src/tools/gn/config_values_extractors.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_CONFIG_VALUES_EXTRACTORS_H_
-#define TOOLS_GN_CONFIG_VALUES_EXTRACTORS_H_
-
-#include <ostream>
-#include <string>
-#include <vector>
-
-#include "tools/gn/config.h"
-#include "tools/gn/config_values.h"
-#include "tools/gn/target.h"
-
-template<typename T, class Writer>
-inline void ConfigValuesToStream(
-    const ConfigValues& values,
-    const std::vector<T>& (ConfigValues::* getter)() const,
-    const Writer& writer,
-    std::ostream& out) {
-  const std::vector<T>& v = (values.*getter)();
-  for (size_t i = 0; i < v.size(); i++)
-    writer(v[i], out);
-};
-
-template<typename T, class Writer>
-inline void RecursiveTargetConfigToStream(
-    const Target* target,
-    const std::vector<T>& (ConfigValues::* getter)() const,
-    const Writer& writer,
-    std::ostream& out) {
-  // Write all configs in reverse order (to get oldest first, which will look
-  // more normal in the output).
-  for (int i = static_cast<int>(target->configs().size() - 1); i >= 0; i--) {
-    ConfigValuesToStream(target->configs()[i]->config_values(), getter,
-                         writer, out);
-  }
-
-  // Last write from the config from the Target itself, if any.
-  ConfigValuesToStream(target->config_values(), getter, writer, out);
-}
-
-// Writes the values out as strings with no transformation.
-void RecursiveTargetConfigStringsToStream(
-    const Target* target,
-    const std::vector<std::string>& (ConfigValues::* getter)() const,
-    std::ostream& out);
-
-#endif  // TOOLS_GN_CONFIG_VALUES_EXTRACTORS_H_