Separate RenderViewHost from RenderWidgetHost, part 4: delegate

content/browser/renderer_host/render_widget_host_owner_delegate.h

+// 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_OWNER_DELEGATE_H_
+#define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_OWNER_DELEGATE_H_
+
+#include "content/common/content_export.h"
+
+namespace content {
+
+//
+// RenderWidgetHostOwnerDelegate
+//
+//  An interface implemented by an object owning a RenderWidgetHost. This is
+//  intended to be temporary until the RenderViewHostImpl and
+//  RenderWidgetHostImpl classes are disentangled; see http://crbug.com/542477
+//  and http://crbug.com/478281.
+class CONTENT_EXPORT RenderWidgetHostOwnerDelegate {
+ protected:
+  virtual ~RenderWidgetHostOwnerDelegate() {}
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_OWNER_DELEGATE_H_