Convert "return local_var.Pass();" to "return local_var;".

services/files/files_impl.cc

 // Copyright 2015 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 "services/files/files_impl.h"
 
 #include <fcntl.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <sys/types.h>
@@ skipping 14 matching lines @@
 
 base::ScopedFD CreateAndOpenTemporaryDirectory(
     scoped_ptr<base::ScopedTempDir>* temp_dir) {
   (*temp_dir).reset(new base::ScopedTempDir());
   CHECK((*temp_dir)->CreateUniqueTempDir());
 
   base::ScopedFD temp_dir_fd(HANDLE_EINTR(
       open((*temp_dir)->path().value().c_str(), O_RDONLY | O_DIRECTORY, 0)));
   PCHECK(temp_dir_fd.is_valid());
   DVLOG(1) << "Made a temporary directory: " << (*temp_dir)->path().value();
-  return temp_dir_fd.Pass();
+  return temp_dir_fd;
 }
 
 #ifndef NDEBUG
 base::ScopedFD OpenMojoDebugDirectory() {
   const char* home_dir_name = getenv("HOME");
   if (!home_dir_name || !home_dir_name[0]) {
     LOG(ERROR) << "HOME not set";
     return base::ScopedFD();
   }
   base::FilePath mojo_debug_dir_name =
@@ skipping 41 matching lines @@
     callback.Run(Error::UNIMPLEMENTED);
     return;
   }
 
   new DirectoryImpl(directory.Pass(), dir_fd.Pass(), temp_dir.Pass());
   callback.Run(Error::OK);
 }
 
 }  // namespace files
 }  // namespace mojo