Remove dependency on visitedlink from history

chrome/browser/history/history_backend.cc

 // Copyright (c) 2012 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/history_backend.h"
 
 #include <algorithm>
 #include <functional>
 #include <list>
 #include <map>
@@ skipping 154 matching lines @@
   origin_loop_->PostTask(
       FROM_HERE,
       base::Bind(&base::DeletePointer<HistoryDBTask>,
                  base::Unretained(task_.release())));
 }
 
 bool QueuedHistoryDBTask::is_canceled() {
   return is_canceled_.Run();
 }
 
-bool QueuedHistoryDBTask::Run(HistoryBackend* backend,
-                                        HistoryDatabase* db) {
+bool QueuedHistoryDBTask::Run(HistoryBackend* backend, HistoryDatabase* db) {
   return task_->RunOnDBThread(backend, db);
 }
 
 void QueuedHistoryDBTask::DoneRun() {
   origin_loop_->PostTask(
       FROM_HERE,
       base::Bind(&RunUnlessCanceled,
                  base::Bind(&HistoryDBTask::DoneRunOnMainThread,
                             base::Unretained(task_.get())),
                  is_canceled_));
@@ skipping 730 matching lines @@
     url_info.set_title(base::UTF8ToUTF16(url.spec()));
   }
 
   url_info.set_last_visit(Time::Now());
   // Mark the page hidden. If the user types it in, it'll unhide.
   url_info.set_hidden(true);
 
   db_->AddURL(url_info);
 }
 
-void HistoryBackend::IterateURLs(
-    const scoped_refptr<visitedlink::VisitedLinkDelegate::URLEnumerator>&
-    iterator) {
-  if (db_) {
-    HistoryDatabase::URLEnumerator e;
-    if (db_->InitURLEnumeratorForEverything(&e)) {
-      URLRow info;
-      while (e.GetNextURL(&info)) {
-        iterator->OnURL(info.url());
-      }
-      iterator->OnComplete(true);  // Success.
-      return;
-    }
-  }
-  iterator->OnComplete(false);  // Failure.
-}
-
 bool HistoryBackend::GetAllTypedURLs(URLRows* urls) {
   if (db_)
     return db_->GetAllTypedUrls(urls);
   return false;
 }
 
 bool HistoryBackend::GetVisitsForURL(URLID id, VisitVector* visits) {
   if (db_)
     return db_->GetVisitsForURL(id, visits);
   return false;
@@ skipping 1734 matching lines @@
   info.url_id = visit.url_id;
   info.time = visit.visit_time;
   info.transition = visit.transition;
   // If we don't have a delegate yet during setup or shutdown, we will drop
   // these notifications.
   if (delegate_)
     delegate_->NotifyAddVisit(info);
 }
 
 }  // namespace history