Check for inputs not generated by deps

tools/gn/setup.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/setup.h"
 
 #include <stdlib.h>
 
 #include <algorithm>
 #include <sstream>
@@ skipping 139 matching lines @@
 
 }  // namespace
 
 const char Setup::kBuildArgFileName[] = "args.gn";
 
 Setup::Setup()
     : build_settings_(),
       loader_(new LoaderImpl(&build_settings_)),
       builder_(new Builder(loader_.get())),
       root_build_file_("//BUILD.gn"),
-      check_for_bad_items_(true),
-      check_for_unused_overrides_(true),
       check_public_headers_(false),
       dotfile_settings_(&build_settings_, std::string()),
       dotfile_scope_(&dotfile_settings_),
       fill_arguments_(true) {
   dotfile_settings_.set_toolchain_label(Label());
   build_settings_.set_item_defined_callback(
       base::Bind(&ItemDefinedCallback, scheduler_.main_loop(), builder_));
 
   loader_->set_complete_callback(base::Bind(&DecrementWorkCount));
   // The scheduler's main loop wasn't created when the Loader was created, so
@@ skipping 55 matching lines @@
 void Setup::RunPreMessageLoop() {
   // Load the root build file.
   loader_->Load(root_build_file_, LocationRange(), Label());
 
   // Will be decremented with the loader is drained.
   g_scheduler->IncrementWorkCount();
 }
 
 bool Setup::RunPostMessageLoop() {
   Err err;
-  if (check_for_bad_items_) {
+  if (build_settings_.check_for_bad_items()) {
     if (!builder_->CheckForBadItems(&err)) {
       err.PrintToStdout();
       return false;
     }
-  }
 
-  if (check_for_unused_overrides_) {
     if (!build_settings_.build_args().VerifyAllOverridesUsed(&err)) {
       // TODO(brettw) implement a system of warnings. Until we have a better
       // system, print the error but don't return failure.
       err.PrintToStdout();
       return true;
     }
   }
 
   if (check_public_headers_) {
     std::vector<const Target*> all_targets = builder_->GetAllResolvedTargets();
@@ skipping 371 matching lines @@
       if (err.has_error()) {
         err.PrintToStdout();
         return false;
       }
     }
     build_settings_.set_exec_script_whitelist(whitelist.Pass());
   }
 
   return true;
 }