[inspector] added reconnect method for tests

test/inspector/runtime/run-script-async.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 Runtime.compileScript and Runtime.runScript work with awaitPromise flag.");
+InspectorTest.log("Tests that Runtime.compileScript and Runtime.runScript work with awaitPromise flag.");
 
 InspectorTest.runTestSuite([
   function testRunAndCompileWithoutAgentEnable(next)
   {
     Protocol.Runtime.compileScript({ expression: "", sourceURL: "", persistScript: true })
       .then((result) => InspectorTest.logMessage(result))
       .then(() => Protocol.Runtime.runScript({ scriptId: "1" }))
       .then((result) => InspectorTest.logMessage(result))
       .then(() => next());
   },
@@ skipping 85 matching lines @@
   function testAwaitRejectedPromise(next)
   {
     Protocol.Runtime.enable()
       .then(() => Protocol.Runtime.compileScript({ expression: "Promise.reject({a:1})", sourceURL: "boo.js", persistScript: true }))
       .then((result) => Protocol.Runtime.runScript({ scriptId: result.result.scriptId, awaitPromise: true, returnByValue: true }))
       .then((result) => InspectorTest.logMessage(result))
       .then(() => Protocol.Runtime.disable())
       .then(() => next());
   }
 ]);