3 files changed, 0 insertions, 11 deletions
diff --git a/extensions/browser/extension_prefs.cc b/extensions/browser/extension_prefs.cc
index efe3ba4..502816c 100644
--- a/extensions/browser/extension_prefs.cc
+++ b/extensions/browser/extension_prefs.cc
@@ -1920,10 +1920,6 @@ ExtensionPrefs::ExtensionPrefs(
       app_sorting_(app_sorting.Pass()),
       time_provider_(time_provider.Pass()),
       extensions_disabled_(extensions_disabled) {
-  // Remove this deprecated pref.
-  // TODO(gab): Remove the pref's name from the code base altogether in M40.
-  prefs_->ClearPref(pref_names::kKnownDisabled);
-
   app_sorting_->SetExtensionScopedPrefs(this);
   MakePathsRelative();
 
@@ -1988,8 +1984,6 @@ void ExtensionPrefs::RegisterProfilePrefs(
       pref_names::kLastChromeVersion,
       std::string(),  // default value
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
-  registry->RegisterListPref(pref_names::kKnownDisabled,
-                             user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 #if defined(OS_MACOSX)
   registry->RegisterDoublePref(
       pref_names::kBrowserActionContainerWidth,
diff --git a/extensions/browser/pref_names.cc b/extensions/browser/pref_names.cc
index 76a7dc1..b693d21 100644
--- a/extensions/browser/pref_names.cc
+++ b/extensions/browser/pref_names.cc
@@ -38,7 +38,6 @@ const char kExtensions[] = "extensions.settings";
 const char kInstallAllowList[] = "extensions.install.allowlist";
 const char kInstallDenyList[] = "extensions.install.denylist";
 const char kInstallForceList[] = "extensions.install.forcelist";
-const char kKnownDisabled[] = "extensions.known_disabled";
 const char kLastChromeVersion[] = "extensions.last_chrome_version";
 const char kLastUpdateCheck[] = "extensions.autoupdate.last_check";
 const char kNativeMessagingBlacklist[] = "native_messaging.blacklist";
diff --git a/extensions/browser/pref_names.h b/extensions/browser/pref_names.h
index 4f64677..131a939 100644
--- a/extensions/browser/pref_names.h
+++ b/extensions/browser/pref_names.h
@@ -64,10 +64,6 @@ extern const char kInstallDenyList[];
 // accessed through extensions::ExternalPolicyProvider.
 extern const char kInstallForceList[];
 
-// Deprecated. A list of known disabled extensions IDs.
-// TODO(gab): Remove this pref in M40+.
-extern const char kKnownDisabled[];
-
 // String pref for what version chrome was last time the extension prefs were
 // loaded.
 extern const char kLastChromeVersion[];