Revert "[inspector] added inspector test runner [part 3-5]"

test/inspector/runtime/console-timestamp.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.
-
-var messages = [];
-
-function messageAdded(data)
-{
-  var payload = data.params;
-  if (messages.length > 0)
-    InspectorTest.log("Message " + messages.length + " has non-decreasing timestamp: " + (payload.timestamp >= messages[messages.length - 1].timestamp));
-
-  messages.push(payload);
-  InspectorTest.log("Message has timestamp: " + !!payload.timestamp);
-
-  InspectorTest.log("Message timestamp doesn't differ too much from current time (one minute interval): " + (Math.abs(new Date().getTime() - payload.timestamp) < 60000));
-  if (messages.length === 3)
-    InspectorTest.completeTest();
-}
-
-InspectorTest.eventHandler["Runtime.consoleAPICalled"] = messageAdded;
-InspectorTest.sendCommand("Runtime.enable", {});
-
-InspectorTest.sendCommand("Runtime.evaluate", { expression: "console.log('testUnique'); for (var i = 0; i < 2; ++i) console.log('testDouble');" });