Plumb the referrer throughout the OpenURL APIs....

chrome/browser/external_tab_container.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 "chrome/browser/external_tab_container.h"
 
 #include "base/logging.h"
 #include "base/win_util.h"
 #include "chrome/browser/automation/automation_provider.h"
 #include "chrome/browser/profile.h"
@@ skipping 117 matching lines @@
   }
   return 0;
 }
 
 // TODO(sanjeevr): The implementation of the TabContentsDelegate interface
 // needs to be fully fleshed out based on the requirements of the
 // "Chrome tab in external browser" feature.
 
 void ExternalTabContainer::OpenURLFromTab(TabContents* source,
                            const GURL& url,
+                           const GURL& referrer,
                            WindowOpenDisposition disposition,
                            PageTransition::Type transition) {
   switch (disposition) {
     case CURRENT_TAB:
     case NEW_FOREGROUND_TAB:
     case NEW_BACKGROUND_TAB:
     case NEW_WINDOW:
       if (automation_) {
         automation_->Send(new AutomationMsg_OpenURL(0, url, disposition));
       }
@@ skipping 181 matching lines @@
     return NULL;
   }
   if (!IsExternalTabContainer(parent_window)) {
     return NULL;
   }
   ExternalTabContainer* container = reinterpret_cast<ExternalTabContainer*>(
       GetProp(parent_window, kWindowObjectKey));
   return container;
 }