Plumb the referrer throughout the OpenURL APIs....

chrome/browser/tabs/tab_strip_model_unittest.cc

 // 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.
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 #include "chrome/browser/navigation_controller.h"
 #include "chrome/browser/navigation_entry.h"
 #include "chrome/browser/profile.h"
@@ skipping 90 matching lines @@
   TabContents* CreateNewTabTabContents() {
     TabStripModelTestTabContents* contents =
         new TabStripModelTestTabContents(TAB_CONTENTS_NEW_TAB_UI);
     contents->SetupController(profile_);
     return contents;
   }
 
   // Forwards a URL "load" request through to our dummy TabContents
   // implementation.
   void LoadURL(TabContents* contents, const std::wstring& url) {
-    contents->controller()->LoadURL(GURL(url), PageTransition::LINK);
+    contents->controller()->LoadURL(GURL(url), GURL(), PageTransition::LINK);
   }
 
   void GoBack(TabContents* contents) {
     contents->controller()->GoBack();
   }
 
   void GoForward(TabContents* contents) {
     contents->controller()->GoForward();
   }
 
@@ skipping 868 matching lines @@
    explicit TabStripDummyDelegate(TabContents* dummy)
       : dummy_contents_(dummy) {}
   virtual ~TabStripDummyDelegate() {}
 
   // Overridden from TabStripModelDelegate:
   virtual void CreateNewStripWithContents(TabContents* contents,
                                           const gfx::Point& creation_point) {}
   virtual int GetDragActions() const { return 0; }
   virtual TabContents* CreateTabContentsForURL(
       const GURL& url,
+      const GURL& referrer,
       Profile* profile,
       PageTransition::Type transition,
       bool defer_load,
       SiteInstance* instance) const {
     if (url == NewTabUIURL())
       return dummy_contents_;
     return NULL;
   }
   virtual void ShowApplicationMenu(const gfx::Point& p) {}
   virtual bool CanDuplicateContentsAt(int index) { return false; }
@@ skipping 156 matching lines @@
 
   // Close the Tab. The next-adjacent should be selected.
   strip.CloseTabContentsAt(4);
 
   EXPECT_EQ(3, strip.selected_index());
 
   // Clean up.
   strip.CloseAllTabs();
 }