Plumb the referrer throughout the OpenURL APIs....

chrome/browser/history_view.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/history_view.h"
 
 #include "base/string_util.h"
 #include "base/time_format.h"
 #include "base/word_iterator.h"
 #include "chrome/browser/browsing_data_remover.h"
@@ skipping 567 matching lines @@
 }
 
 void HistoryItemRenderer::LinkActivated(views::Link* link,
                                         int event_flags) {
   if (link == title_link_) {
     const GURL& url = model_->GetURL(model_index_);
     PageNavigator* navigator = parent_->navigator();
     if (navigator && !url.is_empty()) {
       UserMetrics::RecordAction(L"Destination_History_OpenURL",
                                 model_->profile());
-      navigator->OpenURL(url,
+      navigator->OpenURL(url, GURL(),
                          event_utils::DispositionFromEventFlags(event_flags),
                          PageTransition::AUTO_BOOKMARK);
       // WARNING: call to OpenURL likely deleted us.
       return;
     }
   }
 }
 
 HistoryItemRenderer::DragRegion HistoryItemRenderer::GetDragRegion(int x,
                                                                    int y) {
@@ skipping 704 matching lines @@
   // the link. Additionally this should be baseline aligned with the date. I'm
   // not doing that now as a redesign of HistoryView is in the works.
   const int delete_width = GetDeleteControlWidth();
   const int delete_x = width() - kRightMargin - delete_width;
   return gfx::Rect(delete_x,
                    base_y + kDeleteControlOffset,
                    delete_width,
                    kBrowseResultsHeight);
 }