Code cleanup in HistoryService

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 1314 matching lines @@
     const GURL& url) {
   if (request->canceled())
     return;
   int count = 0;
   Time first_visit;
   const bool success = db_.get() &&
       db_->GetVisibleVisitCountToHost(url, &count, &first_visit);
   request->ForwardResult(request->handle(), success, count, first_visit);
 }
 
-void HistoryBackend::QueryTopURLsAndRedirects(
-    scoped_refptr<QueryTopURLsAndRedirectsRequest> request,
-    int result_count) {
-  if (request->canceled())
-    return;
-
-  if (!db_) {
-    request->ForwardResult(request->handle(), false, NULL, NULL);
-    return;
-  }
-
-  std::vector<GURL>* top_urls = &request->value.a;
-  history::RedirectMap* redirects = &request->value.b;
-
-  ScopedVector<PageUsageData> data;
-  db_->QuerySegmentUsage(base::Time::Now() - base::TimeDelta::FromDays(90),
-      result_count, &data.get());
-
-  for (size_t i = 0; i < data.size(); ++i) {
-    top_urls->push_back(data[i]->GetURL());
-    RefCountedVector<GURL>* list = new RefCountedVector<GURL>;
-    QueryRedirectsFrom(top_urls->back(), &list->data);
-    (*redirects)[top_urls->back()] = list;
-  }
-
-  request->ForwardResult(request->handle(), true, top_urls, redirects);
-}
-
-// Will replace QueryTopURLsAndRedirectsRequest.
 void HistoryBackend::QueryMostVisitedURLs(
     scoped_refptr<QueryMostVisitedURLsRequest> request,
     int result_count,
     int days_back) {
   if (request->canceled())
     return;
 
   if (!db_) {
     // No History Database - return an empty list.
     request->ForwardResult(request->handle(), MostVisitedURLList());
@@ skipping 1439 matching lines @@
   int rank = kPageVisitStatsMaxTopSites;
   std::map<GURL, int>::const_iterator it = most_visited_urls_map_.find(url);
   if (it != most_visited_urls_map_.end())
     rank = (*it).second;
   UMA_HISTOGRAM_ENUMERATION("History.TopSitesVisitsByRank",
                             rank, kPageVisitStatsMaxTopSites + 1);
 }
 #endif
 
 }  // namespace history