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

services/url_response_disk_cache/url_response_disk_cache_db_unittests.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 "base/files/scoped_temp_dir.h"
 #include "base/threading/platform_thread.h"
 #include "services/url_response_disk_cache/url_response_disk_cache_db.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
@@ skipping 11 matching lines @@
     db_ = nullptr;
     base::FilePath db_path = tmp_dir_.path().Append("db");
     db_ = new URLResponseDiskCacheDB(db_path);
   }
 
   CacheEntryPtr NewEntry() {
     CacheEntryPtr entry = CacheEntry::New();
     entry->response = URLResponse::New();
     entry->entry_directory = "/cache";
     entry->response_body_path = "/cache/content";
-    return entry.Pass();
+    return entry;
   }
 
   base::ScopedTempDir tmp_dir_;
   scoped_refptr<URLResponseDiskCacheDB> db_;
 };
 
 TEST_F(URLResponseDiskCacheDBTest, Create) {}
 
 TEST_F(URLResponseDiskCacheDBTest, Version) {
   EXPECT_EQ(0lu, db_->GetVersion());
@@ skipping 106 matching lines @@
   db_->PutNew(origin, url2, NewEntry());
 
   EXPECT_TRUE(iterator->HasNext());
   iterator->GetNext(nullptr, nullptr);
   EXPECT_FALSE(iterator->HasNext());
 }
 
 }  // namespace
 
 }  // namespace mojo