Split ExtensionWebRequestApiTest.PostData into two

chrome/test/data/extensions/api_test/webrequest/test_post1.js

Index: chrome/test/data/extensions/api_test/webrequest/test_post1.js
diff --git a/chrome/test/data/extensions/api_test/webrequest/test_post1.js b/chrome/test/data/extensions/api_test/webrequest/test_post1.js
new file mode 100644
index 0000000000000000000000000000000000000000..503b56385335c927084f9b66b78519c4021abc8a
--- /dev/null
+++ b/chrome/test/data/extensions/api_test/webrequest/test_post1.js
@@ -0,0 +1,11 @@
+// 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.
+
+runTests([
+  // Navigates to a page with a form and submits it, generating a POST request.
+  // A form in default encoding (which is "urlencoded").
+  sendPost('no-enctype.html', true /*parseableForm*/),
+  // Urlencoded form.
+  sendPost('urlencoded.html', true /*parseableForm*/),
+]);