refactor: rename the atom directory to shell

shell/browser/api/views/atom_api_layout_manager.h

@@ -0,0 +1,44 @@
+// Copyright (c) 2018 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_API_VIEWS_ATOM_API_LAYOUT_MANAGER_H_
+#define ATOM_BROWSER_API_VIEWS_ATOM_API_LAYOUT_MANAGER_H_
+
+#include <memory>
+
+#include "atom/browser/api/trackable_object.h"
+#include "ui/views/layout/layout_manager.h"
+
+namespace atom {
+
+namespace api {
+
+class LayoutManager : public mate::TrackableObject<LayoutManager> {
+ public:
+  static mate::WrappableBase* New(mate::Arguments* args);
+
+  static void BuildPrototype(v8::Isolate* isolate,
+                             v8::Local<v8::FunctionTemplate> prototype);
+
+  // Take over the ownership of the LayoutManager, and leave weak ref here.
+  std::unique_ptr<views::LayoutManager> TakeOver();
+
+  views::LayoutManager* layout_manager() const { return layout_manager_; }
+
+ protected:
+  explicit LayoutManager(views::LayoutManager* layout_manager);
+  ~LayoutManager() override;
+
+ private:
+  bool managed_by_us_ = true;
+  views::LayoutManager* layout_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(LayoutManager);
+};
+
+}  // namespace api
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_API_VIEWS_ATOM_API_LAYOUT_MANAGER_H_