Plumb the referrer throughout the OpenURL APIs....

chrome/browser/tab_contents.h

 // Copyright (c) 2006-2008 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_TAB_CONTENTS_H_
 #define CHROME_BROWSER_TAB_CONTENTS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 246 matching lines @@
   // NOTE: If you override this, call the superclass version too!
   virtual void WasHidden();
 
   // Activates this contents within its containing window, bringing that window
   // to the foreground if necessary.
   virtual void Activate();
 
   // Commands ------------------------------------------------------------------
 
   // Implementation of PageNavigator.
-  virtual void OpenURL(const GURL& url,
+  virtual void OpenURL(const GURL& url, const GURL& referrer,
                        WindowOpenDisposition disposition,
                        PageTransition::Type transition);
 
   // Called by the NavigationController to cause the TabContents to navigate to
   // the current pending entry. The NavigationController should be called back
   // with CommitPendingEntry/RendererDidNavigate on success or
   // DiscardPendingEntry. The callbacks can be inside of this function, or at
   // some future time.
   //
   // The entry has a PageID of -1 if newly created (corresponding to navigation
@@ skipping 135 matching lines @@
 
   // ConstrainedTabContentsDelegate --------------------------------------------
 
   virtual void AddNewContents(ConstrainedWindow* window,
                               TabContents* contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture);
   virtual void OpenURL(ConstrainedWindow* window,
                        const GURL& url,
+                       const GURL& referrer,
                        WindowOpenDisposition disposition,
                        PageTransition::Type transition);
   virtual void WillClose(ConstrainedWindow* window);
   virtual void DetachContents(ConstrainedWindow* window,
                               TabContents* contents,
                               const gfx::Rect& contents_bounds,
                               const gfx::Point& mouse_pt,
                               int frame_component);
   virtual void DidMoveOrResize(ConstrainedWindow* window);
 
@@ skipping 80 matching lines @@
   // The id used in the ViewStorage to store the last focused view.
   int last_focused_view_storage_id_;
 
   // See capturing_contents() above.
   bool capturing_contents_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_H_