Change ContentSettingsType's scoping type and hookup migration code

components/content_settings/core/browser/host_content_settings_map.cc

Index: components/content_settings/core/browser/host_content_settings_map.cc
diff --git a/components/content_settings/core/browser/host_content_settings_map.cc b/components/content_settings/core/browser/host_content_settings_map.cc
index 3dbb4f57c2e635169c58ad0faade19a2efb967ee..015705ebc8ea9a38646b344a50006d6e06ead63b 100644
--- a/components/content_settings/core/browser/host_content_settings_map.cc
+++ b/components/content_settings/core/browser/host_content_settings_map.cc
@@ -118,11 +118,7 @@ content_settings::PatternPair GetPatternsFromScopingType(
   content_settings::PatternPair patterns;
 
   switch (scoping_type) {
-    case WebsiteSettingsInfo::TOP_LEVEL_DOMAIN_ONLY_SCOPE:
-    case WebsiteSettingsInfo::REQUESTING_DOMAIN_ONLY_SCOPE:
-      patterns.first = ContentSettingsPattern::FromURL(primary_url);
-      patterns.second = ContentSettingsPattern::Wildcard();
-      break;
+    case WebsiteSettingsInfo::TOP_LEVEL_ORIGIN_ONLY_SCOPE:
     case WebsiteSettingsInfo::REQUESTING_ORIGIN_ONLY_SCOPE:
       patterns.first = ContentSettingsPattern::FromURLNoWildcard(primary_url);
       patterns.second = ContentSettingsPattern::Wildcard();
@@ -147,7 +143,8 @@ HostContentSettingsMap::HostContentSettingsMap(PrefService* prefs,
       used_from_thread_id_(base::PlatformThread::CurrentId()),
 #endif
       prefs_(prefs),
-      is_off_the_record_(is_incognito_profile || is_guest_profile) {
+      is_off_the_record_(is_incognito_profile || is_guest_profile),
+      weak_ptr_factory_(this) {
   DCHECK(!(is_incognito_profile && is_guest_profile));
 
   content_settings::PolicyProvider* policy_provider =
@@ -172,7 +169,7 @@ HostContentSettingsMap::HostContentSettingsMap(PrefService* prefs,
   content_settings_providers_[DEFAULT_PROVIDER] = default_provider;
 
   MigrateKeygenSettings();
-
+  MigrateDomainScopedSettings();
   RecordNumberOfExceptions();
 }
 
@@ -920,3 +917,7 @@ HostContentSettingsMap::GetContentSettingValueAndPatterns(
   }
   return std::unique_ptr<base::Value>();
 }
+
+base::WeakPtr<HostContentSettingsMap> HostContentSettingsMap::GetWeakPtr() {
+  return weak_ptr_factory_.GetWeakPtr();
+}