Refactor HistoryService to not send NOTIFICATION_FAVICON_CHANGED

chrome/browser/favicon/favicon_changed_details.h

Index: chrome/browser/favicon/favicon_changed_details.h
diff --git a/chrome/browser/favicon/favicon_changed_details.h b/chrome/browser/favicon/favicon_changed_details.h
deleted file mode 100644
index ec1277ceaff46930499c9deac816d8b9fed7dad5..0000000000000000000000000000000000000000
--- a/chrome/browser/favicon/favicon_changed_details.h
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright 2013 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_FAVICON_FAVICON_CHANGED_DETAILS_H_
-#define CHROME_BROWSER_FAVICON_FAVICON_CHANGED_DETAILS_H_
-
-#include <set>
-
-#include "chrome/browser/history/history_details.h"
-#include "url/gurl.h"
-
-// Details for chrome::NOTIFICATION_FAVICON_CHANGED.
-struct FaviconChangedDetails : public history::HistoryDetails {
-  FaviconChangedDetails();
-  virtual ~FaviconChangedDetails();
-
-  std::set<GURL> urls;
-};
-
-#endif  // CHROME_BROWSER_FAVICON_FAVICON_CHANGED_DETAILS_H_