Convert Pass()→std::move() in //tools

tools/gn/setup.cc

Index: tools/gn/setup.cc
diff --git a/tools/gn/setup.cc b/tools/gn/setup.cc
index 87339ca420f22d63845c03f76ae829866248b0ab..774d877691e58ba8cfac76df38e2a4ceae92b9c3 100644
--- a/tools/gn/setup.cc
+++ b/tools/gn/setup.cc
@@ -5,9 +5,9 @@
 #include "tools/gn/setup.h"
 
 #include <stdlib.h>
-
 #include <algorithm>
 #include <sstream>
+#include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ -652,7 +652,7 @@ bool Setup::FillOtherConfig(const base::CommandLine& cmdline) {
         return false;
       }
     }
-    build_settings_.set_exec_script_whitelist(whitelist.Pass());
+    build_settings_.set_exec_script_whitelist(std::move(whitelist));
   }
 
   return true;