Remove last usage functions from HostContentSettingsMap

chrome/browser/notifications/notification_browsertest.cc

Index: chrome/browser/notifications/notification_browsertest.cc
diff --git a/chrome/browser/notifications/notification_browsertest.cc b/chrome/browser/notifications/notification_browsertest.cc
index a0eabf48ceb6f2e07860de3e5592f2d9ad0e96a2..952b730a6c843a05d8aa63658f39c180394ef39f 100644
--- a/chrome/browser/notifications/notification_browsertest.cc
+++ b/chrome/browser/notifications/notification_browsertest.cc
@@ -745,40 +745,6 @@ IN_PROC_BROWSER_TEST_F(NotificationsTest, TestNotificationReplacement) {
             (*notifications.rbegin())->message());
 }
 
-IN_PROC_BROWSER_TEST_F(NotificationsTest, TestLastUsage) {
-  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
-
-  HostContentSettingsMap* settings_map =
-      HostContentSettingsMapFactory::GetForProfile(browser()->profile());
-  base::SimpleTestClock* clock = new base::SimpleTestClock();
-  settings_map->SetPrefClockForTesting(scoped_ptr<base::Clock>(clock));
-  clock->SetNow(base::Time::UnixEpoch() + base::TimeDelta::FromSeconds(10));
-
-  // Creates a simple notification.
-  AllowAllOrigins();
-  ui_test_utils::NavigateToURL(browser(), GetTestPageURL());
-
-  std::string result = CreateSimpleNotification(browser(), true);
-  EXPECT_NE("-1", result);
-
-  EXPECT_EQ(settings_map->GetLastUsage(GetTestPageURL().GetOrigin(),
-                                       GetTestPageURL().GetOrigin(),
-                                       CONTENT_SETTINGS_TYPE_NOTIFICATIONS)
-                .ToDoubleT(),
-            10);
-
-  clock->Advance(base::TimeDelta::FromSeconds(3));
-
-  result = CreateSimpleNotification(browser(), true);
-  EXPECT_NE("-1", result);
-
-  EXPECT_EQ(settings_map->GetLastUsage(GetTestPageURL().GetOrigin(),
-                                       GetTestPageURL().GetOrigin(),
-                                       CONTENT_SETTINGS_TYPE_NOTIFICATIONS)
-                .ToDoubleT(),
-            13);
-}
-
 IN_PROC_BROWSER_TEST_F(NotificationsTest,
                        TestNotificationReplacementReappearance) {
   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());