Make extensions developer mode adhere to policy

chrome/browser/extensions/extension_service_test_base.cc

Index: chrome/browser/extensions/extension_service_test_base.cc
diff --git a/chrome/browser/extensions/extension_service_test_base.cc b/chrome/browser/extensions/extension_service_test_base.cc
index 3179878acb208ef17e6ce569d637bc66938a43d2..9c9c6385fa4982ccad7a426ee8d41ec6116a60a0 100644
--- a/chrome/browser/extensions/extension_service_test_base.cc
+++ b/chrome/browser/extensions/extension_service_test_base.cc
@@ -303,6 +303,11 @@ Profile* ExtensionServiceTestBase::profile() {
   return profile_.get();
 }
 
+sync_preferences::TestingPrefServiceSyncable*
+ExtensionServiceTestBase::testing_pref_service() {
+  return profile_.get()->GetTestingPrefService();

[Devlin, 2016/12/07 16:21:47]

nit: .get() is unnecessary; just use profile_->GetTestingPrefService().

[pmarko, 2016/12/13 02:46:23]

Done.

+}
+
 void ExtensionServiceTestBase::CreateExtensionService(
     const ExtensionServiceInitParams& params) {
   TestExtensionSystem* system =