Ensure EasyUnlockPrivateAPI factory is initialized on start up.

chrome/browser/extensions/browser_context_keyed_service_factories.cc

Index: chrome/browser/extensions/browser_context_keyed_service_factories.cc
diff --git a/chrome/browser/extensions/browser_context_keyed_service_factories.cc b/chrome/browser/extensions/browser_context_keyed_service_factories.cc
index bbe0cee917ba9b93169a1946797c02747d0059b3..288bb2b83d019d9d0a73397fe0446459777abdbe 100644
--- a/chrome/browser/extensions/browser_context_keyed_service_factories.cc
+++ b/chrome/browser/extensions/browser_context_keyed_service_factories.cc
@@ -15,6 +15,7 @@
 #include "chrome/browser/extensions/api/cookies/cookies_api.h"
 #include "chrome/browser/extensions/api/developer_private/developer_private_api.h"
 #include "chrome/browser/extensions/api/dial/dial_api_factory.h"
+#include "chrome/browser/extensions/api/easy_unlock_private/easy_unlock_private_api.h"
 #include "chrome/browser/extensions/api/extension_action/extension_action_api.h"
 #include "chrome/browser/extensions/api/feedback_private/feedback_private_api.h"
 #include "chrome/browser/extensions/api/font_settings/font_settings_api.h"
@@ -94,6 +95,7 @@ void EnsureBrowserContextKeyedServiceFactoriesBuilt() {
   extensions::CookiesAPI::GetFactoryInstance();
   extensions::DeveloperPrivateAPI::GetFactoryInstance();
   extensions::DialAPIFactory::GetInstance();
+  extensions::EasyUnlockPrivateAPI::GetFactoryInstance();
   extensions::ExtensionActionAPI::GetFactoryInstance();
   extensions::ExtensionGarbageCollectorFactory::GetInstance();
   extensions::ExtensionStorageMonitorFactory::GetInstance();