[inspector] fixed taskHeapSnapshot on pause

test/inspector/heap-profiler/take-heap-snapshot-on-pause.js

+// Copyright 2017 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('Checks that takeHeapSnapshot uses empty accessing_context for access \
+checks.');
+
+InspectorTest.addScript(`
+function testFunction() {
+  var array = [ createObjectWithStrictCheck() ];
+  debugger;
+}
+//# sourceURL=test.js`);
+
+Protocol.Debugger.onScriptParsed(message => {
+  Protocol.HeapProfiler.takeHeapSnapshot({ reportProgress: false })
+    .then(() => Protocol.Debugger.resume());
+});
+
+Protocol.Debugger.enable();
+Protocol.HeapProfiler.enable();
+Protocol.Runtime.evaluate({ expression: 'testFunction()' })
+  .then(() => InspectorTest.log('Successfully finished'))
+  .then(InspectorTest.completeTest);