Introduce content::PageState

content/public/browser/web_contents.h

 // Copyright (c) 2012 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_PUBLIC_BROWSER_WEB_CONTENTS_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/process_util.h"
@@ skipping 20 matching lines @@
 }
 
 namespace net {
 struct LoadStateWithParam;
 }
 
 namespace content {
 
 class BrowserContext;
 class InterstitialPage;
+class PageState;
 class RenderProcessHost;
 class RenderViewHost;
 class RenderWidgetHostView;
 class SiteInstance;
 class WebContentsDelegate;
 class WebContentsView;
 struct RendererPreferences;
 
 // WebContents is the core class in content/. A WebContents renders web content
 // (usually HTML) in a rectangular area.
@@ skipping 331 matching lines @@
   virtual double GetZoomLevel() const = 0;
 
   // Gets the zoom percent for this tab.
   virtual int GetZoomPercent(bool* enable_increment,
                              bool* enable_decrement) const = 0;
 
   // Opens view-source tab for this contents.
   virtual void ViewSource() = 0;
 
   virtual void ViewFrameSource(const GURL& url,
-                               const std::string& content_state)= 0;
+                               const PageState& page_state)= 0;
 
   // Gets the minimum/maximum zoom percent.
   virtual int GetMinimumZoomPercent() const = 0;
   virtual int GetMaximumZoomPercent() const = 0;
 
   // Gets the preferred size of the contents.
   virtual gfx::Size GetPreferredSize() const = 0;
 
   // Get the content restrictions (see content::ContentRestriction).
   virtual int GetContentRestrictions() const = 0;
@@ skipping 38 matching lines @@
 
  private:
   // This interface should only be implemented inside content.
   friend class WebContentsImpl;
   WebContents() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_