Convert Pass()→std::move() in //tools

tools/gn/builder.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/builder.h"
 
 #include <stddef.h>
+#include <utility>
 
 #include "tools/gn/config.h"
 #include "tools/gn/deps_iterator.h"
 #include "tools/gn/err.h"
 #include "tools/gn/loader.h"
 #include "tools/gn/scheduler.h"
 #include "tools/gn/settings.h"
 #include "tools/gn/target.h"
 #include "tools/gn/trace.h"
 
@@ skipping 57 matching lines @@
   if (record->item()) {
     err = Err(item->defined_from(), "Duplicate definition.",
         "The item\n  " + item->label().GetUserVisibleName(false) +
         "\nwas already defined.");
     err.AppendSubErr(Err(record->item()->defined_from(),
                          "Previous definition:"));
     g_scheduler->FailWithError(err);
     return;
   }
 
-  record->set_item(item.Pass());
+  record->set_item(std::move(item));
 
   // Do target-specific dependency setup. This will also schedule dependency
   // loads for targets that are required.
   switch (type) {
     case BuilderRecord::ITEM_TARGET:
       TargetDefined(record, &err);
       break;
     case BuilderRecord::ITEM_CONFIG:
       ConfigDefined(record, &err);
       break;
@@ skipping 409 matching lines @@
   std::string ret;
   for (size_t i = 0; i < cycle.size(); i++) {
     ret += "  " + cycle[i]->label().GetUserVisibleName(false);
     if (i != cycle.size() - 1)
       ret += " ->";
     ret += "\n";
   }
 
   return ret;
 }