Audit the last usage of Geolocation and Notification permissions.

chrome/browser/notifications/desktop_notification_service_unittest.cc

Index: chrome/browser/notifications/desktop_notification_service_unittest.cc
diff --git a/chrome/browser/notifications/desktop_notification_service_unittest.cc b/chrome/browser/notifications/desktop_notification_service_unittest.cc
index 8351f5aefebfdcb23d2794135e838b383b71ece8..c52e03c1d418b9aeb4d3ebed9ed90381aa94e4cd 100644
--- a/chrome/browser/notifications/desktop_notification_service_unittest.cc
+++ b/chrome/browser/notifications/desktop_notification_service_unittest.cc
@@ -8,6 +8,9 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/synchronization/waitable_event.h"
+#include "base/test/simple_test_clock.h"
+#include "base/time/clock.h"
+#include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/testing_profile.h"
@@ -63,3 +66,44 @@ TEST_F(DesktopNotificationServiceTest, GetNotificationsSettings) {
   EXPECT_EQ(CONTENT_SETTING_ASK,
             settings[4].setting);
 }
+
+TEST_F(DesktopNotificationServiceTest, AuditLastUsage) {
+  GURL site("http://example.com");
+  base::SimpleTestClock test_clock_;
+  test_clock_.SetNow(base::Time::UnixEpoch() +
+                     base::TimeDelta::FromSeconds(10));
+  profile()->GetHostContentSettingsMap()->SetPrefClockForTesting(&test_clock_);
+
+  // The permission shouldn't have been used yet.
+  EXPECT_EQ(profile()
+                ->GetHostContentSettingsMap()
+                ->GetLastUsageByPattern(
+                      ContentSettingsPattern::FromURLNoWildcard(site),
+                      ContentSettingsPattern::Wildcard(),
+                      CONTENT_SETTINGS_TYPE_NOTIFICATIONS)
+                .ToDoubleT(),
+            0);
+
+  service_->GrantPermission(site);
+
+  EXPECT_EQ(profile()
+                ->GetHostContentSettingsMap()
+                ->GetLastUsageByPattern(
+                      ContentSettingsPattern::FromURLNoWildcard(site),
+                      ContentSettingsPattern::Wildcard(),
+                      CONTENT_SETTINGS_TYPE_NOTIFICATIONS)
+                .ToDoubleT(),
+            10);
+
+  test_clock_.Advance(base::TimeDelta::FromSeconds(3));
+  service_->GrantPermission(site);
+
+  EXPECT_EQ(profile()
+                ->GetHostContentSettingsMap()
+                ->GetLastUsageByPattern(
+                      ContentSettingsPattern::FromURLNoWildcard(site),
+                      ContentSettingsPattern::Wildcard(),
+                      CONTENT_SETTINGS_TYPE_NOTIFICATIONS)
+                .ToDoubleT(),
+            13);
+}