Delete fullscreen/mouselock pref data.

chrome/browser/content_settings/content_settings_default_provider_unittest.cc

 // Copyright (c) 2011 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 <memory>
 
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/content_settings/content_settings_mock_observer.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
@@ skipping 134 matching lines @@
                                          CONTENT_SETTINGS_TYPE_COOKIES,
                                          std::string(), false));
   // Reseting the pref to its previous value should update the cache.
   prefs->SetInteger(info->default_value_pref_name(), CONTENT_SETTING_BLOCK);
   EXPECT_EQ(CONTENT_SETTING_BLOCK,
             TestUtils::GetContentSetting(&provider_, GURL(), GURL(),
                                          CONTENT_SETTINGS_TYPE_COOKIES,
                                          std::string(), false));
 }
 
+// Tests that fullscreen and mouselock content settings are cleared.
+TEST_F(DefaultProviderTest, DiscardObsoletePreferences) {
+  static const char kFullscreenPrefPath[] =
+      "profile.default_content_setting_values.fullscreen";
+  static const char kMouselockPrefPath[] =
+      "profile.default_content_setting_values.mouselock";
+  static const char kGeolocationPrefPath[] =
+      "profile.default_content_setting_values.geolocation";
+
+  PrefService* prefs = profile_.GetPrefs();
+  // Set some pref data.
+  prefs->SetInteger(kFullscreenPrefPath, CONTENT_SETTING_BLOCK);
+  prefs->SetInteger(kMouselockPrefPath, CONTENT_SETTING_ALLOW);
+  prefs->SetInteger(kGeolocationPrefPath, CONTENT_SETTING_BLOCK);
+
+  // Instantiate a new DefaultProvider; can't use |provider_| because we want to
+  // test the constructor's behavior after setting the above.
+  DefaultProvider provider(prefs, false);
+
+  // Check that fullscreen and mouselock have been deleted.
+  EXPECT_FALSE(prefs->HasPrefPath(kFullscreenPrefPath));
+  EXPECT_FALSE(prefs->HasPrefPath(kMouselockPrefPath));
+  EXPECT_TRUE(prefs->HasPrefPath(kGeolocationPrefPath));
+  EXPECT_EQ(CONTENT_SETTING_BLOCK, prefs->GetInteger(kGeolocationPrefPath));
+}
+
 TEST_F(DefaultProviderTest, OffTheRecord) {
   DefaultProvider otr_provider(profile_.GetPrefs(), true /* incognito */);
 
   EXPECT_EQ(CONTENT_SETTING_ALLOW,
             TestUtils::GetContentSetting(
                 &provider_, GURL(), GURL(), CONTENT_SETTINGS_TYPE_COOKIES,
                 std::string(), false /* include_incognito */));
   EXPECT_EQ(CONTENT_SETTING_ALLOW,
             TestUtils::GetContentSetting(
                 &otr_provider, GURL(), GURL(), CONTENT_SETTINGS_TYPE_COOKIES,
@@ skipping 42 matching lines @@
   EXPECT_EQ(CONTENT_SETTING_BLOCK,
             TestUtils::GetContentSetting(
                 &otr_provider2, GURL(), GURL(), CONTENT_SETTINGS_TYPE_COOKIES,
                 std::string(), true /* include_incognito */));
 
   otr_provider.ShutdownOnUIThread();
   otr_provider2.ShutdownOnUIThread();
 }
 
 }  // namespace content_settings