Convert Pass()→std::move() in //chrome (Android edition)

chrome/browser/android/popular_sites.cc

 // Copyright 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 "chrome/browser/android/popular_sites.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 156 matching lines @@
     std::string thumbnail_url;
     item->GetString("thumbnail_url", &thumbnail_url);
     std::string large_icon_url;
     item->GetString("large_icon_url", &large_icon_url);
 
     sites->push_back(PopularSites::Site(title, GURL(url), GURL(favicon_url),
                                         GURL(large_icon_url),
                                         GURL(thumbnail_url)));
   }
 
-  return sites.Pass();
+  return sites;
 }
 
 }  // namespace
 
 PopularSites::Site::Site(const base::string16& title,
                          const GURL& url,
                          const GURL& favicon_url,
                          const GURL& large_icon_url,
                          const GURL& thumbnail_url)
     : title(title),
@@ skipping 89 matching lines @@
       base::Bind(&PopularSites::OnJsonParsed, weak_ptr_factory_.GetWeakPtr()));
 }
 
 void PopularSites::OnJsonParsed(scoped_ptr<std::vector<Site>> sites) {
   if (sites)
     sites_.swap(*sites);
   else
     sites_.clear();
   callback_.Run(!!sites);
 }