[inspector] Refactor protocol-test.js

test/inspector/debugger/inspector-break-api.js

Index: test/inspector/debugger/inspector-break-api.js
diff --git a/test/inspector/debugger/inspector-break-api.js b/test/inspector/debugger/inspector-break-api.js
index 178da5b0279e9834f319bbd7807adddbe7f23b24..dc39924200992a44960bc67102647f4eee3924b1 100644
--- a/test/inspector/debugger/inspector-break-api.js
+++ b/test/inspector/debugger/inspector-break-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("Checks breakProgram,(schedule|cancel)PauseOnNextStatement test API");
+let {session, contextGroup, Protocol} = InspectorTest.start("Checks breakProgram,(schedule|cancel)PauseOnNextStatement test API");
 
-InspectorTest.addScript(`
+contextGroup.addScript(`
 function callBreakProgram() {
   inspector.breakProgram('reason', JSON.stringify({a: 42}));
 }
@@ -13,10 +13,10 @@ function foo() {
   return 42;
 }`, 7, 26);
 
-InspectorTest.setupScriptMap();
+session.setupScriptMap();
 Protocol.Debugger.onPaused(message => {
   InspectorTest.log('Stack:');
-  InspectorTest.logCallFrames(message.params.callFrames);
+  session.logCallFrames(message.params.callFrames);
   delete message.params.callFrames;
   InspectorTest.log('Other data:');
   InspectorTest.logMessage(message);
@@ -33,17 +33,17 @@ InspectorTest.runTestSuite([
   },
 
   function testSchedulePauseOnNextStatement(next) {
-    InspectorTest.contextGroup.schedulePauseOnNextStatement('reason', JSON.stringify({a: 42}));
+    contextGroup.schedulePauseOnNextStatement('reason', JSON.stringify({a: 42}));
     Protocol.Runtime.evaluate({ expression: 'foo()//# sourceURL=expr1.js'})
       .then(() => Protocol.Runtime.evaluate({
         expression: 'foo()//# sourceURL=expr2.js'}))
-      .then(() => InspectorTest.contextGroup.cancelPauseOnNextStatement())
+      .then(() => contextGroup.cancelPauseOnNextStatement())
       .then(next);
   },
 
   function testCancelPauseOnNextStatement(next) {
-    InspectorTest.contextGroup.schedulePauseOnNextStatement('reason', JSON.stringify({a: 42}));
-    InspectorTest.contextGroup.cancelPauseOnNextStatement();
+    contextGroup.schedulePauseOnNextStatement('reason', JSON.stringify({a: 42}));
+    contextGroup.cancelPauseOnNextStatement();
     Protocol.Runtime.evaluate({ expression: 'foo()'})
       .then(next);
   }