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

trunk/src/tools/gn/build_settings.cc

-// 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.
-
-#include "tools/gn/build_settings.h"
-
-#include "tools/gn/filesystem_utils.h"
-
-BuildSettings::BuildSettings()
-    : item_tree_(),
-      target_manager_(this),
-      toolchain_manager_(this) {
-}
-
-BuildSettings::~BuildSettings() {
-}
-
-void BuildSettings::SetSecondarySourcePath(const SourceDir& d) {
-  secondary_source_path_ = GetFullPath(d);
-}
-
-void BuildSettings::SetBuildDir(const SourceDir& d) {
-  build_dir_ = d;
-  build_to_source_dir_string_ = InvertDir(d);
-}
-
-base::FilePath BuildSettings::GetFullPath(const SourceFile& file) const {
-  return file.Resolve(root_path_);
-}
-
-base::FilePath BuildSettings::GetFullPath(const SourceDir& dir) const {
-  return dir.Resolve(root_path_);
-}
-
-base::FilePath BuildSettings::GetFullPathSecondary(
-    const SourceFile& file) const {
-  return file.Resolve(secondary_source_path_);
-}
-
-base::FilePath BuildSettings::GetFullPathSecondary(
-    const SourceDir& dir) const {
-  return dir.Resolve(secondary_source_path_);
-}
-