Expose the "Fullscreen" content setting to extensions.

chrome/browser/content_settings/host_content_settings_map_unittest.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 "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/pref_service.h"
@@ skipping 940 matching lines @@
 #else
   EXPECT_FALSE(HostContentSettingsMap::ShouldAllowAllContent(
                    extension, extension, CONTENT_SETTINGS_TYPE_COOKIES));
 #endif
   EXPECT_FALSE(HostContentSettingsMap::ShouldAllowAllContent(
                    extension, extension, CONTENT_SETTINGS_TYPE_PLUGINS));
   EXPECT_FALSE(HostContentSettingsMap::ShouldAllowAllContent(
                    extension, http_host, CONTENT_SETTINGS_TYPE_COOKIES));
 }
 
+TEST_F(HostContentSettingsMapTest, IsSettingAllowedForType) {
+  TestingProfile profile;
+  PrefService* prefs = profile.GetPrefs();
+
+  EXPECT_TRUE(HostContentSettingsMap::IsSettingAllowedForType(
+                  prefs, CONTENT_SETTING_ASK,
+                  CONTENT_SETTINGS_TYPE_FULLSCREEN));
+
+  // TODO(msramek): Add more checks for setting type - setting pairs where
+  // it is not obvious whether or not they are allowed.
+}
+
 TEST_F(HostContentSettingsMapTest, AddContentSettingsObserver) {
   TestingProfile profile;
   HostContentSettingsMap* host_content_settings_map =
       profile.GetHostContentSettingsMap();
   content_settings::MockObserver mock_observer;
 
   GURL host("http://example.com/");
   ContentSettingsPattern pattern =
       ContentSettingsPattern::FromString("[*.]example.com");
   EXPECT_CALL(mock_observer,
@@ skipping 74 matching lines @@
       CONTENT_SETTINGS_TYPE_IMAGES, true);
   EXPECT_EQ(CONTENT_SETTING_ALLOW,
             host_content_settings_map->GetContentSetting(
                 host, host, CONTENT_SETTINGS_TYPE_IMAGES, std::string()));
   host_content_settings_map->SetDefaultContentSetting(
       CONTENT_SETTINGS_TYPE_IMAGES, CONTENT_SETTING_BLOCK);
   EXPECT_EQ(CONTENT_SETTING_BLOCK,
             host_content_settings_map->GetContentSetting(
                 host, host, CONTENT_SETTINGS_TYPE_IMAGES, std::string()));
 }