linux-aura: Restore middle-click on new-tab button behaviour.

chrome/browser/ui/views/tabs/fake_base_tab_strip_controller.cc

 // Copyright (c) 2012 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/ui/views/tabs/fake_base_tab_strip_controller.h"
 
 #include "chrome/browser/ui/views/tabs/tab_renderer_data.h"
 #include "chrome/browser/ui/views/tabs/tab_strip.h"
 
 FakeBaseTabStripController::FakeBaseTabStripController()
@@ skipping 90 matching lines @@
                                              const GURL& url) {
 }
 
 bool FakeBaseTabStripController::IsCompatibleWith(TabStrip* other) const {
   return false;
 }
 
 void FakeBaseTabStripController::CreateNewTab() {
 }
 
+void FakeBaseTabStripController::CreateNewTabWithLocation(
+    const base::string16& location) {
+}
+
 bool FakeBaseTabStripController::IsIncognito() {
   return false;
 }
 
 void FakeBaseTabStripController::LayoutTypeMaybeChanged() {
 }
 
 void FakeBaseTabStripController::OnStartedDraggingTabs() {
 }
 
 void FakeBaseTabStripController::OnStoppedDraggingTabs() {
 }