Drop |languages| from {Format,Elide}Url* and IDNToUnicode

components/bookmarks/managed/managed_bookmarks_tracker_unittest.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 "components/bookmarks/managed/managed_bookmarks_tracker.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
@@ skipping 51 matching lines @@
 
     BookmarkPermanentNodeList extra_nodes;
     extra_nodes.push_back(managed_node);
 
     scoped_ptr<TestBookmarkClient> client(new TestBookmarkClient);
     client->SetExtraNodesToLoad(std::move(extra_nodes));
     model_.reset(new BookmarkModel(std::move(client)));
 
     model_->AddObserver(&observer_);
     EXPECT_CALL(observer_, BookmarkModelLoaded(model_.get(), _));
-    model_->Load(&prefs_, std::string(), base::FilePath(),
+    model_->Load(&prefs_, base::FilePath(),
                  base::ThreadTaskRunnerHandle::Get(),
                  base::ThreadTaskRunnerHandle::Get());
     test::WaitForBookmarkModelToLoad(model_.get());
     Mock::VerifyAndClearExpectations(&observer_);
 
     TestBookmarkClient* client_ptr =
         static_cast<TestBookmarkClient*>(model_->client());
     ASSERT_EQ(1u, client_ptr->extra_nodes().size());
     managed_node_ = client_ptr->extra_nodes()[0];
     ASSERT_EQ(managed_node, managed_node_);
@@ skipping 268 matching lines @@
   Mock::VerifyAndClearExpectations(&observer_);
 
   EXPECT_CALL(observer_, BookmarkAllUserNodesRemoved(model_.get(), _));
   model_->RemoveAllUserBookmarks();
   EXPECT_EQ(2, managed_node()->child_count());
   EXPECT_EQ(0, model_->bookmark_bar_node()->child_count());
   Mock::VerifyAndClearExpectations(&observer_);
 }
 
 }  // namespace bookmarks