Restructure public side of view_manager service.

mojo/services/public/cpp/view_manager/lib/view_private.h

-// 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.
-
-#ifndef MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_PRIVATE_H_
-#define MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_PRIVATE_H_
-
-#include "base/basictypes.h"
-
-#include "mojo/services/public/cpp/view_manager/view.h"
-
-namespace mojo {
-
-// This class is a friend of a View and contains functions to mutate internal
-// state of View.
-class ViewPrivate {
- public:
-  explicit ViewPrivate(View* view);
-  ~ViewPrivate();
-
-  // Creates and returns a new View. Caller owns the return value.
-  static View* LocalCreate();
-
-  ObserverList<ViewObserver>* observers() { return &view_->observers_; }
-
-  void ClearParent() { view_->parent_ = NULL; }
-
-  void set_visible(bool visible) { view_->visible_ = visible; }
-
-  void set_drawn(bool drawn) { view_->drawn_ = drawn; }
-
-  void set_id(Id id) { view_->id_ = id; }
-
-  ViewManager* view_manager() { return view_->manager_; }
-  void set_view_manager(ViewManager* manager) {
-    view_->manager_ = manager;
-  }
-
-  void set_properties(const std::map<std::string, std::vector<uint8_t>>& data) {
-    view_->properties_ = data;
-  }
-
-  void LocalDestroy() {
-    view_->LocalDestroy();
-  }
-  void LocalAddChild(View* child) {
-    view_->LocalAddChild(child);
-  }
-  void LocalRemoveChild(View* child) {
-    view_->LocalRemoveChild(child);
-  }
-  void LocalReorder(View* relative, OrderDirection direction) {
-    view_->LocalReorder(relative, direction);
-  }
-  void LocalSetBounds(const Rect& old_bounds,
-                      const Rect& new_bounds) {
-    view_->LocalSetBounds(old_bounds, new_bounds);
-  }
-  void LocalSetDrawn(bool drawn) { view_->LocalSetDrawn(drawn); }
-
- private:
-  View* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(ViewPrivate);
-};
-
-}  // namespace mojo
-
-#endif  // MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_LIB_VIEW_PRIVATE_H_