Revert of Add TODO to BrowsingHistoryHandler regarding WebHistory deletion.

chrome/browser/ui/webui/browsing_history_handler.cc

 // Copyright 2015 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/ui/webui/browsing_history_handler.h"
 
 #include <stddef.h>
 
 #include <set>
 #include <utility>
@@ skipping 522 matching lines @@
 }
 
 void BrowsingHistoryHandler::OnRemoveVisitsFailed() {
   web_ui()->CallJavascriptFunctionUnsafe("deleteFailed");
 }
 
 void BrowsingHistoryHandler::HistoryDeleted() {
   web_ui()->CallJavascriptFunctionUnsafe("historyDeleted");
 }
 
-void BrowsingHistoryHandler::OnWebHistoryDeleted() {
-  // TODO(calamity): Only ignore web history deletions when they are actually
-  // initiated by us, rather than ignoring them whenever we are deleting.
-  if (!has_pending_delete_request_)
-    web_ui()->CallJavascriptFunctionUnsafe("historyDeleted");
-}
-
 void BrowsingHistoryHandler::HasOtherFormsOfBrowsingHistory(
     bool has_other_forms,
     bool has_synced_results) {
     web_ui()->CallJavascriptFunctionUnsafe(
         "showNotification", base::FundamentalValue(has_synced_results),
         base::FundamentalValue(has_other_forms));
 }