Remove unused record and replay functionality.

tools/testing/dart/test_configurations.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:math' as math;
 
 import 'android.dart';
 import 'browser_controller.dart';
@@ skipping 49 matching lines @@
   // Extract global options from first configuration.
   var firstConf = configurations[0];
   var maxProcesses = firstConf.taskCount;
   var progressIndicator = firstConf.progress;
   BuildbotProgressIndicator.stepName = firstConf.stepName;
   var verbose = firstConf.isVerbose;
   var printTiming = firstConf.printTiming;
   var listTests = firstConf.listTests;
 
   var reportInJson = firstConf.reportInJson;
-  var recordingPath = firstConf.recordingPath;
-  var replayPath = firstConf.replayPath;
 
   Browser.resetBrowserConfiguration = firstConf.resetBrowser;
 
-  if (recordingPath != null && replayPath != null) {
-    print("Fatal: Can't have the '--record_to_file' and '--replay_from_file'"
-        "at the same time. Exiting ...");
-    exit(1);
-  }
-
   if (!firstConf.appendLogs) {
     var files = [
       new File(TestUtils.flakyFileName),
       new File(TestUtils.testOutcomeFileName)
     ];
     for (var file in files) {
       if (file.existsSync()) {
         file.deleteSync();
       }
     }
@@ skipping 171 matching lines @@
     adbDevicePool = await AdbDevicePool.create();
   }
 
   // Start all the HTTP servers required before starting the process queue.
   if (!serverFutures.isEmpty) {
     await Future.wait(serverFutures);
   }
 
   // [firstConf] is needed here, since the ProcessQueue needs to know the
   // settings of 'noBatch' and 'local_ip'
-  new ProcessQueue(
-      firstConf,
-      maxProcesses,
-      maxBrowserProcesses,
-      startTime,
-      testSuites,
-      eventListener,
-      allTestsFinished,
-      verbose,
-      recordingPath,
-      replayPath,
-      adbDevicePool);
+  new ProcessQueue(firstConf, maxProcesses, maxBrowserProcesses, startTime,
+      testSuites, eventListener, allTestsFinished, verbose, adbDevicePool);
 }