[inspector] Refactor protocol-test.js

test/inspector/runtime/clear-of-command-line-api.js

Index: test/inspector/runtime/clear-of-command-line-api.js
diff --git a/test/inspector/runtime/clear-of-command-line-api.js b/test/inspector/runtime/clear-of-command-line-api.js
index e8e8513204d25279c8617f18638b6746b57561e5..d67a1c54475a409774df7fab0110bbe7d66edbd0 100644
--- a/test/inspector/runtime/clear-of-command-line-api.js
+++ b/test/inspector/runtime/clear-of-command-line-api.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("Tests that CommandLineAPI is presented only while evaluation.");
+let {session, contextGroup, Protocol} = InspectorTest.start("Tests that CommandLineAPI is presented only while evaluation.");
 
-InspectorTest.addScript(
+contextGroup.addScript(
 `
 var methods = ["dir","dirxml","profile","profileEnd","clear","table","keys","values","debug","undebug","monitor","unmonitor","inspect","copy"];
 var window = this;