Introduce the support required to test a Kasko-enabled build on Swarm.

chrome/interactive_ui_tests.isolate

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 {
   'conditions': [
     ['use_x11==0', {
       'variables': {
         'command': [
           '../testing/test_env.py',
           '<(PRODUCT_DIR)/interactive_ui_tests<(EXECUTABLE_SUFFIX)',
@@ skipping 116 matching lines @@
           '../google_apis/test/',
           '<(PRODUCT_DIR)/keyboard_resources.pak',
           '<(PRODUCT_DIR)/libexif.so',
           '<(PRODUCT_DIR)/nacl_helper',
           '<(PRODUCT_DIR)/nacl_irt_x86_64.nexe',
           '<(PRODUCT_DIR)/resources/chromeos/',
           'browser/chromeos/login/test/https_forwarder.py',
         ],
       },
     }],
+    ['kasko==1', {
+      'variables': {
+        'files': [
+          '<(PRODUCT_DIR)/kasko.dll',
+        ],
+      },
+    }],
   ],
   'includes': [
     '../base/base.isolate',
     '../gin/v8.isolate',
   ],
 }