Integrate SiteEngagementEvictionPolicy with QuotaManager.

storage/browser/quota/usage_tracker.cc

 // 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.
 
 #include "storage/browser/quota/usage_tracker.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/stl_util.h"
@@ skipping 126 matching lines @@
 }
 
 void UsageTracker::GetCachedHostsUsage(
     std::map<std::string, int64>* host_usage) const {
   DCHECK(host_usage);
   host_usage->clear();
   for (const auto& client_id_and_tracker : client_tracker_map_)
     client_id_and_tracker.second->GetCachedHostsUsage(host_usage);
 }
 
+void UsageTracker::GetCachedOriginsUsage(
+    std::map<GURL, int64>* origin_usage) const {
+  DCHECK(origin_usage);
+  origin_usage->clear();
+  for (const auto& client_id_and_tracker : client_tracker_map_)
+    client_id_and_tracker.second->GetCachedOriginsUsage(origin_usage);
+}
+
 void UsageTracker::GetCachedOrigins(std::set<GURL>* origins) const {
   DCHECK(origins);
   origins->clear();
   for (const auto& client_id_and_tracker : client_tracker_map_)
     client_id_and_tracker.second->GetCachedOrigins(origins);
 }
 
 void UsageTracker::SetUsageCacheEnabled(QuotaClient::ID client_id,
                                         const GURL& origin,
                                         bool enabled) {
@@ skipping 48 matching lines @@
   // Defend against confusing inputs from clients.
   if (info->usage < 0)
     info->usage = 0;
 
   // All the clients have returned their usage data.  Dispatch the
   // pending callbacks.
   host_usage_callbacks_.Run(host, info->usage);
 }
 
 }  // namespace storage