Removes worskpace 1 code. Will rename next.

ash/wm/workspace/managed_workspace.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 "ash/wm/workspace/managed_workspace.h"
-
-#include "ash/wm/window_util.h"
-
-namespace ash {
-namespace internal {
-
-ManagedWorkspace::ManagedWorkspace(WorkspaceManager* manager)
-    : Workspace(manager, TYPE_MANAGED) {
-}
-
-ManagedWorkspace::~ManagedWorkspace() {
-}
-
-bool ManagedWorkspace::CanAdd(aura::Window* window) const {
-  return !wm::IsWindowFullscreen(window) && !wm::IsWindowMaximized(window);
-}
-
-void ManagedWorkspace::OnWindowAddedAfter(aura::Window* window,
-                                          aura::Window* after) {
-}
-
-void ManagedWorkspace::OnWindowRemoved(aura::Window* window) {
-}
-
-}  // namespace internal
-}  // namespace ash