Check for inputs not generated by deps

tools/gn/command_ls.cc

 // Copyright 2014 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 <algorithm>
 #include <set>
 
 #include "base/command_line.h"
 #include "tools/gn/commands.h"
 #include "tools/gn/label_pattern.h"
@@ skipping 58 matching lines @@
     "      in multiple toolchains).\n";
 
 int RunLs(const std::vector<std::string>& args) {
   if (args.size() == 0) {
     Err(Location(), "You're holding it wrong.",
         "Usage: \"gn ls <build dir> [<label_pattern>]*\"").PrintToStdout();
     return 1;
   }
 
   Setup* setup = new Setup;
+  setup->build_settings().set_check_for_bad_items(false);
   if (!setup->DoSetup(args[0], false) || !setup->Run())
     return 1;
 
   const base::CommandLine* cmdline = base::CommandLine::ForCurrentProcess();
   bool all_toolchains = cmdline->HasSwitch("all-toolchains");
 
   std::vector<const Target*> matches;
   if (args.size() > 1) {
     // Some patterns or explicit labels were specified.
     std::vector<std::string> inputs(args.begin() + 1, args.end());
@@ skipping 16 matching lines @@
     for (const auto& target : setup->builder()->GetAllResolvedTargets()) {
       if (target->settings()->is_default())
         matches.push_back(target);
     }
   }
   FilterAndPrintTargets(false, &matches);
   return 0;
 }
 
 }  // namespace commands