[inspector] Refactor protocol-test.js

test/inspector/runtime/get-properties-on-proxy.js

Index: test/inspector/runtime/get-properties-on-proxy.js
diff --git a/test/inspector/runtime/get-properties-on-proxy.js b/test/inspector/runtime/get-properties-on-proxy.js
index 71bbdc18787cddef3024c13da68cb1e77afa8f46..b2981df290a6c44e8ba031c23d73b64dc779ea5d 100644
--- a/test/inspector/runtime/get-properties-on-proxy.js
+++ b/test/inspector/runtime/get-properties-on-proxy.js
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-InspectorTest.log("Check that while Runtime.getProperties call on proxy object no user defined trap will be executed.");
+let {session, contextGroup, Protocol} = InspectorTest.start("Check that while Runtime.getProperties call on proxy object no user defined trap will be executed.");
 
-InspectorTest.addScript(`
+contextGroup.addScript(`
 var self = this;
 function testFunction()
 {