[wasm] Support wasm module structured cloning.

chrome/browser_tests.isolate

 # Copyright (c) 2012 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)/browser_tests<(EXECUTABLE_SUFFIX)',
@@ skipping 67 matching lines @@
           # TODO(jam): above is directory for GYP. GN uses:
           #'<(SHARED_INTERMEDIATE_DIR)/google/',
           #'<(SHARED_INTERMEDIATE_DIR)/policy/proto/',
           '<(PRODUCT_DIR)/remoting/unittests/',
           '<(PRODUCT_DIR)/test_case.html',
           '<(PRODUCT_DIR)/test_case.html.mock-http-headers',
           '<(PRODUCT_DIR)/test_data/',
           '<(PRODUCT_DIR)/test_page.css',
           '<(PRODUCT_DIR)/test_page.css.mock-http-headers',
           '<(PRODUCT_DIR)/test_url_loader_data/',
+          '../v8/test/mjsunit/wasm/incrementer.wasm',
           'browser/policy/test/asn1der.py',
           'browser/policy/test/policy_testserver.py',
           'common/extensions/docs/examples/apps/calculator/',
           'test/data/',
           'third_party/mock4js/',
         ],
       },
     }],
     ['OS=="linux" or OS=="win"', {
       'variables': {
@@ skipping 197 matching lines @@
           'browser/chromeos/login/test/https_forwarder.py',
         ],
       },
     }],
   ],
   'includes': [
     '../base/base.isolate',
     'chrome.isolate',
   ],
 }