[inspector] Refactor protocol-test.js

test/inspector/debugger/async-stack-created-frame.js

Index: test/inspector/debugger/async-stack-created-frame.js
diff --git a/test/inspector/debugger/async-stack-created-frame.js b/test/inspector/debugger/async-stack-created-frame.js
index c6e01e3bdba4bcd5b49db4c08ef87c25bdd1eab2..0f2c7a1e78db0ab192f494f7c1d801e260a5a43f 100644
--- a/test/inspector/debugger/async-stack-created-frame.js
+++ b/test/inspector/debugger/async-stack-created-frame.js
@@ -3,9 +3,9 @@
 // found in the LICENSE file.
 
 // TODO(kozyatinskiy): fix this test.
-InspectorTest.log('Checks created frame for async call chain');
+let {session, contextGroup, Protocol} = InspectorTest.start('Checks created frame for async call chain');
 
-InspectorTest.addScript(
+contextGroup.addScript(
     `
 function foo1() {
   debugger;
@@ -77,10 +77,10 @@ function setTimeouts() {
 //# sourceURL=test.js`,
     8, 4);
 
-InspectorTest.setupScriptMap();
+session.setupScriptMap();
 Protocol.Debugger.onPaused(message => {
-  InspectorTest.logCallFrames(message.params.callFrames);
-  InspectorTest.logAsyncStackTrace(message.params.asyncStackTrace);
+  session.logCallFrames(message.params.callFrames);
+  session.logAsyncStackTrace(message.params.asyncStackTrace);
   InspectorTest.log('');
   Protocol.Debugger.resume();
 });