Temporarily disable extensions and sync while a profile is locked - Profiles Approach

extensions/browser/extension_prefs.h

Index: extensions/browser/extension_prefs.h
diff --git a/extensions/browser/extension_prefs.h b/extensions/browser/extension_prefs.h
index cdfb278d35963e8b7b0de81dfbc8b20eb1e93d4a..7b97c25605bf41f68d2f2671fe8166d0a22036c9 100644
--- a/extensions/browser/extension_prefs.h
+++ b/extensions/browser/extension_prefs.h
@@ -442,6 +442,9 @@ class ExtensionPrefs : public ExtensionScopedPrefs, public KeyedService {
   // information.
   scoped_ptr<ExtensionsInfo> GetAllDelayedInstallInfo() const;
 
+  // Returns true if the extension is blocked.
+  bool IsExtensionBlocked(const std::string& id) const;
+
   // Returns true if the extension is an ephemeral app.
   bool IsEphemeralApp(const std::string& extension_id) const;