Initialize RenderWidget(Host)(View)s with correct visibility state

content/browser/web_contents/render_view_host_manager.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_BROWSER_WEB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 79 matching lines @@
     // the page contents. The view calls this function when the tab is focused
     // to see what it should do.
     virtual bool FocusLocationBarByDefault() = 0;
 
     // Focuses the location bar.
     virtual void SetFocusToLocationBar(bool select_all) = 0;
 
     // Creates a view and sets the size for the specified RVH.
     virtual void CreateViewAndSetSizeForRVH(RenderViewHost* rvh) = 0;
 
+    // Returns true if views created for this delegate should be created in a
+    // hidden state.
+    virtual bool IsHidden() = 0;
+
    protected:
     virtual ~Delegate() {}
   };
 
   // All three delegate pointers must be non-NULL and are not owned by this
   // class.  They must outlive this class. The RenderViewHostDelegate and
   // RenderWidgetHostDelegate are what will be installed into all
   // RenderViewHosts that are created.
   //
   // You must call Init() before using this class.
@@ skipping 64 matching lines @@
   void DidNavigateMainFrame(RenderViewHost* render_view_host);
 
   // Called when a renderer sets its opener to null.
   void DidDisownOpener(RenderViewHost* render_view_host);
 
   // Helper method to create a RenderViewHost.  If |swapped_out| is true, it
   // will be initially placed on the swapped out hosts list.  Otherwise, it
   // will be used for a pending cross-site navigation.
   int CreateRenderView(SiteInstance* instance,
                        int opener_route_id,
-                       bool swapped_out);
+                       bool swapped_out,
+                       bool hidden);
 
   // Called when a provisional load on the given renderer is aborted.
   void RendererAbortedProvisionalLoad(RenderViewHost* render_view_host);
 
   // Sets the passed passed interstitial as the currently showing interstitial.
   // |interstitial_page| should be non NULL (use the remove_interstitial_page
   // method to unset the interstitial) and no interstitial page should be set
   // when there is already a non NULL interstitial page set.
   void set_interstitial_page(InterstitialPageImpl* interstitial_page) {
     DCHECK(!interstitial_page_ && interstitial_page);
@@ skipping 152 matching lines @@
   InterstitialPageImpl* interstitial_page_;
 
   NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_