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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_PUBLIC_RENDERER_RENDER_VIEW_VISITOR_H_
      6 #define CONTENT_PUBLIC_RENDERER_RENDER_VIEW_VISITOR_H_
      7 
      8 namespace content {
      9 
     10 class RenderView;
     11 
     12 class RenderViewVisitor {
     13  public:
     14   // Return true to continue visiting RenderViews or false to stop.
     15   virtual bool Visit(RenderView* render_view) = 0;
     16 
     17  protected:
     18   virtual ~RenderViewVisitor() {}
     19 };
     20 
     21 }  // namespace content
     22 
     23 #endif  // CONTENT_PUBLIC_RENDERER_RENDER_VIEW_VISITOR_H_
     24