[inspector] Make InspectorTest.sendCommand* private

test/inspector/cpu-profiler/console-profile-end-parameterless-crash.js

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 print("Tests that \"console.profileEnd()\" does not cause crash. (webkit:105759)");
 
-InspectorTest.evaluateInPage(`
+InspectorTest.addScript(`
 function collectProfiles()
 {
   console.profile();
   console.profile("titled");
   console.profileEnd();
   console.profileEnd();
 }`);
 
 InspectorTest.fail = function(message)
 {
   InspectorTest.log("FAIL: " + message);
   InspectorTest.completeTest();
 }
 
-InspectorTest.sendCommand("Profiler.enable", {});
-InspectorTest.sendCommand("Runtime.evaluate", { expression: "collectProfiles()"}, didCollectProfiles);
+Protocol.Profiler.enable();
+Protocol.Runtime.evaluate({ expression: "collectProfiles()"}).then(didCollectProfiles);
 
 var headers = [];
-InspectorTest.eventHandler["Profiler.consoleProfileFinished"] = function(messageObject)
+Protocol.Profiler.onConsoleProfileFinished(function(messageObject)
 {
   headers.push({
     title: messageObject["params"]["title"]
   });
-}
+});
 
 function didCollectProfiles(messageObject)
 {
   if (headers.length !== 2)
     return InspectorTest.fail("Cannot retrive headers: " + JSON.stringify(messageObject, null, 4));
   InspectorTest.log("SUCCESS: found 2 profile headers");
   for (var i = 0; i < headers.length; i++) {
     if (headers[i].title === "titled") {
       InspectorTest.log("SUCCESS: titled profile found");
       InspectorTest.completeTest();
       return;
     }
   }
   InspectorTest.fail("Cannot find titled profile");
 }