| // Copyright 2015 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 CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_OBSERVER_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_OBSERVER_H_ |
| |
| #include "base/macros.h" |
| #include "content/common/content_export.h" |
| |
| namespace content { |
| |
| class RenderWidgetHostViewBase; |
| |
| class CONTENT_EXPORT RenderWidgetHostViewBaseObserver { |
| public: |
| // All derived classes must de-register as observers when receiving this |
| // notification. |
| virtual void OnRenderWidgetHostViewBaseDestroyed( |
| RenderWidgetHostViewBase* view); |
| |
| protected: |
| RenderWidgetHostViewBaseObserver() = default; |
| virtual ~RenderWidgetHostViewBaseObserver(); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewBaseObserver); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_BASE_OBSERVER_H_ |