[subresource_filter] Add ContentSettings.{Exceptions,Default} metrics

chrome/browser/subresource_filter/subresource_filter_content_settings_manager_unittest.cc

Index: chrome/browser/subresource_filter/subresource_filter_content_settings_manager_unittest.cc
diff --git a/chrome/browser/subresource_filter/subresource_filter_content_settings_manager_unittest.cc b/chrome/browser/subresource_filter/subresource_filter_content_settings_manager_unittest.cc
index 06fa25c9d512025f3cc459f44af049d118d1cda2..5555bb190482456c02d8ac8fbb77855c2301305f 100644
--- a/chrome/browser/subresource_filter/subresource_filter_content_settings_manager_unittest.cc
+++ b/chrome/browser/subresource_filter/subresource_filter_content_settings_manager_unittest.cc
@@ -102,6 +102,13 @@ class SubresourceFilterContentSettingsManagerHistoryTest
   }
 };
 
+TEST_F(SubresourceFilterContentSettingsManagerTest, LogDefaultSetting) {
+  const char kDefaultContentSetting[] =
+      "ContentSettings.DefaultSubresourceFilterSetting";
+  // The histogram should be logged at profile creation.
+  histogram_tester().ExpectTotalCount(kDefaultContentSetting, 1);
+}
+
 TEST_F(SubresourceFilterContentSettingsManagerTest, IrrelevantSetting) {
   GetSettingsMap()->SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_POPUPS,
                                              CONTENT_SETTING_ALLOW);