[inspector] added reconnect method for tests

test/inspector/debugger/framework-precise-ranges.js

Index: test/inspector/debugger/framework-precise-ranges.js
diff --git a/test/inspector/debugger/framework-precise-ranges.js b/test/inspector/debugger/framework-precise-ranges.js
index cae0747b690ad7d13474d2fc9af4d69a702fde0b..3b23cf50df45444c7a34a3d1d3f9ffd3dde338fc 100644
--- a/test/inspector/debugger/framework-precise-ranges.js
+++ b/test/inspector/debugger/framework-precise-ranges.js
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-print('Checks framework debugging with blackboxed ranges.');
+InspectorTest.log('Checks framework debugging with blackboxed ranges.');
 
 InspectorTest.addScript(
     `
@@ -64,7 +64,7 @@ var testSuite = [
 ];
 
 function testPositions(positions) {
-  schedulePauseOnNextStatement('', '');
+  utils.schedulePauseOnNextStatement('', '');
   return Protocol.Debugger
       .setBlackboxedRanges({scriptId: scriptId, positions: positions})
       .then(InspectorTest.logMessage)