Makes the omnibox show past searches and suggestions for keywords....

chrome/browser/views/keyword_editor_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/views/keyword_editor_view.h"
 
 #include <vector>
 
 #include "base/gfx/png_decoder.h"
 #include "base/string_util.h"
@@ skipping 396 matching lines @@
       template_url->keyword() == keyword &&
       ((url.empty() && !template_url->url()) ||
        (!url.empty() && template_url->url() &&
         template_url->url()->url() == url))) {
     return;
   }
 
   url_model_->RemoveObserver(this);
   url_model_->ResetTemplateURL(template_url, title, keyword, url);
   if (url_model_->GetDefaultSearchProvider() == template_url &&
-      (!template_url->url() || !template_url->url()->SupportsReplacement())) {
+      !TemplateURL::SupportsReplacement(template_url)) {
     // The entry was the default search provider, but the url has been modified
     // so that it no longer supports replacement. Reset the default search
     // provider so that it doesn't point to a bogus entry.
     url_model_->SetDefaultSearchProvider(NULL);
   }
   url_model_->AddObserver(this);
   table_model_->ReloadIcon(index);  // Also calls NotifyChanged().
 
   // Force the make default button to update.
   OnSelectionChanged();
@@ skipping 206 matching lines @@
   }
   const int new_index = table_model_->IndexOfTemplateURL(keyword);
   table_model_->NotifyChanged(new_index);
 
   // Make sure the new default is in the main group.
   table_model_->MoveToMainGroup(index);
 
   // And select it.
   table_view_->Select(table_model_->IndexOfTemplateURL(keyword));
 }