Disallow display of multiple experimental.extension.popup(...) windows...

chrome/browser/renderer_host/render_view_host_delegate.h

 // Copyright (c) 2010 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 CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 519 matching lines @@
   virtual void DidStartLoading() {}
 
   // The RenderView stopped loading a page. This corresponds to WebKit's
   // notion of the throbber stopping.
   virtual void DidStopLoading() {}
 
   // The RenderView's main frame document element is ready. This happens when
   // the document has finished parsing.
   virtual void DocumentAvailableInMainFrame(RenderViewHost* render_view_host) {}
 
+  // The onload handler in the RenderView's main frame has completed.
+  virtual void DocumentOnLoadCompletedInMainFrame(
+      RenderViewHost* render_view_host) {}
+
   // The page wants to open a URL with the specified disposition.
   virtual void RequestOpenURL(const GURL& url,
                               const GURL& referrer,
                               WindowOpenDisposition disposition) {}
 
   // A DOM automation operation completed. The result of the operation is
   // expressed in a json string.
   virtual void DomOperationResponse(const std::string& json_string,
                                     int automation_id) {}
 
@@ skipping 93 matching lines @@
   virtual bool IsExternalTabContainer() const;
 
   // The RenderView has inserted one css file into page.
   virtual void DidInsertCSS() {}
 
   // A different node in the page got focused.
   virtual void FocusedNodeChanged() {}
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_