Add a global on/off switch for content settings and expose a toggle on the Website Settings options…

chrome/browser/content_settings/host_content_settings_map_unittest.cc

Index: chrome/browser/content_settings/host_content_settings_map_unittest.cc
diff --git a/chrome/browser/content_settings/host_content_settings_map_unittest.cc b/chrome/browser/content_settings/host_content_settings_map_unittest.cc
index 9aaf801cd75c4113f7961b6a496880579371c6c7..22c88533fae143c8f0e69c2d4e28f712cd988f45 100644
--- a/chrome/browser/content_settings/host_content_settings_map_unittest.cc
+++ b/chrome/browser/content_settings/host_content_settings_map_unittest.cc
@@ -1016,3 +1016,70 @@ TEST_F(HostContentSettingsMapTest, AddContentSettingsObserver) {
       std::string(),
       CONTENT_SETTING_DEFAULT);
 }
+
+TEST_F(HostContentSettingsMapTest, OverrideAllowedWebsiteSetting) {
+  TestingProfile profile;
+  HostContentSettingsMap* host_content_settings_map =
+      profile.GetHostContentSettingsMap();
+  GURL host("http://example.com/");
+  ContentSettingsPattern pattern =
+      ContentSettingsPattern::FromString("[*.]example.com");
+  host_content_settings_map->SetContentSetting(
+      pattern,
+      ContentSettingsPattern::Wildcard(),
+      CONTENT_SETTINGS_TYPE_GEOLOCATION,
+      std::string(),
+      CONTENT_SETTING_ALLOW);
+
+  EXPECT_EQ(CONTENT_SETTING_ALLOW,
+            host_content_settings_map->GetContentSetting(
+                host, host, CONTENT_SETTINGS_TYPE_GEOLOCATION, std::string()));
+
+  // Disabling should override an allowed exception.
+  host_content_settings_map->SetContentSettingOverride(
+      CONTENT_SETTINGS_TYPE_GEOLOCATION, false);
+  EXPECT_EQ(CONTENT_SETTING_BLOCK,
+            host_content_settings_map->GetContentSetting(
+                host, host, CONTENT_SETTINGS_TYPE_GEOLOCATION, std::string()));
+
+  host_content_settings_map->SetContentSettingOverride(
+      CONTENT_SETTINGS_TYPE_GEOLOCATION, true);
+  EXPECT_EQ(CONTENT_SETTING_ALLOW,
+            host_content_settings_map->GetContentSetting(
+                host, host, CONTENT_SETTINGS_TYPE_GEOLOCATION, std::string()));
+}
+
+TEST_F(HostContentSettingsMapTest, OverrideAllowedDefaultSetting) {
+  TestingProfile profile;
+  HostContentSettingsMap* host_content_settings_map =
+      profile.GetHostContentSettingsMap();
+
+  // Check setting defaults.
+  EXPECT_EQ(CONTENT_SETTING_ALLOW,
+            host_content_settings_map->GetDefaultContentSetting(
+                CONTENT_SETTINGS_TYPE_IMAGES, NULL));
+
+  GURL host("http://example.com/");
+  EXPECT_EQ(CONTENT_SETTING_ALLOW,
+            host_content_settings_map->GetContentSetting(
+                host, host, CONTENT_SETTINGS_TYPE_IMAGES, std::string()));
+
+  // Disabling should override an allowed default setting.
+  host_content_settings_map->SetContentSettingOverride(
+      CONTENT_SETTINGS_TYPE_IMAGES, false);
+  EXPECT_EQ(CONTENT_SETTING_BLOCK,
+            host_content_settings_map->GetContentSetting(
+                host, host, CONTENT_SETTINGS_TYPE_IMAGES, std::string()));
+
+  // Enabling shouldn't override positively.
+  host_content_settings_map->SetContentSettingOverride(
+      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()));
+}