Create OpenClose browser test for TaskManager with necessary refactoring....

chrome/browser/task_manager_linux.cc

 // Copyright (c) 2009 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/task_manager.h"
 
 #include <vector>
 
 #include "base/logging.h"
 
 namespace {
 
 class TaskManagerViewImpl : public TaskManagerView,
                             public TaskManagerModelObserver {
  public:
   TaskManagerViewImpl(TaskManagerModel* model) {
     model->SetObserver(this);
   }
 
   // TaskManagerView
   virtual void GetSelection(std::vector<int>* selection);
   virtual void GetFocused(std::vector<int>* focused);
   virtual void OpenWindow();
+  virtual void CloseWindow();
 
   // TaskManagerModelObserver
   virtual void OnModelChanged();
   virtual void OnItemsChanged(int start, int length);
   virtual void OnItemsAdded(int start, int length);
   virtual void OnItemsRemoved(int start, int length);
 };
 
 void TaskManagerViewImpl::GetSelection(std::vector<int>* selection) {
   NOTIMPLEMENTED();
 }
 
 void TaskManagerViewImpl::GetFocused(std::vector<int>* focused) {
   NOTIMPLEMENTED();
 }
 
 void TaskManagerViewImpl::OpenWindow() {
   NOTIMPLEMENTED();
 }
 
+void TaskManagerViewImpl::CloseWindow() {
+  NOTIMPLEMENTED();
+}
+
 void TaskManagerViewImpl::OnModelChanged() {
   NOTIMPLEMENTED();
 }
 
 void TaskManagerViewImpl::OnItemsChanged(int start, int length) {
   NOTIMPLEMENTED();
 }
 
 void TaskManagerViewImpl::OnItemsAdded(int start, int length) {
   NOTIMPLEMENTED();
 }
 
 void TaskManagerViewImpl::OnItemsRemoved(int start, int length) {
   NOTIMPLEMENTED();
 }
 
 }  // namespace
 
 void TaskManager::Init() {
   view_.reset(new TaskManagerViewImpl(model_.get()));
 }