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

services/view_manager/view_manager_service_apptest.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 "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/application_test_base.h"
@@ skipping 438 matching lines @@
     if (!client.get()) {
       ADD_FAILURE() << "WaitForInstance failed";
       return nullptr;
     }
     client->WaitForOnEmbed();
 
     const std::string expected_creator =
         owner == vm1() ? "mojo:window_manager" : application_impl()->url();
     EXPECT_EQ("OnEmbed creator=" + expected_creator,
               SingleChangeToDescription(*client->tracker()->changes()));
-    return client.Pass();
+    return client;
   }
 
   // ApplicationTestBase:
   ApplicationDelegate* GetApplicationDelegate() override { return this; }
   void SetUp() override {
     ApplicationTestBase::SetUp();
     ApplicationConnection* vm_connection =
         application_impl()->ConnectToApplication("mojo:view_manager");
     vm_connection->AddService(this);
     vm_connection->ConnectToService(&vm1_);
@@ skipping 1017 matching lines @@
 // TODO(sky): need to better track changes to initial connection. For example,
 // that SetBounsdViews/AddView and the like don't result in messages to the
 // originating connection.
 
 // TODO(sky): make sure coverage of what was
 // ViewManagerTest.SecondEmbedRoot_InitService and
 // ViewManagerTest.MultipleEmbedRootsBeforeWTHReady gets added to window manager
 // tests.
 
 }  // namespace view_manager