Added chrome switch that lets tests override URL path, moved GAIA auth extension from CrOS

chrome/browser/resources/gaia_auth/test/content.js

Index: chrome/browser/resources/gaia_auth/test/content.js
diff --git a/chrome/browser/resources/gaia_auth/test/content.js b/chrome/browser/resources/gaia_auth/test/content.js
new file mode 100644
index 0000000000000000000000000000000000000000..4df1a11a61c44e222b95c07947490671b1677295
--- /dev/null
+++ b/chrome/browser/resources/gaia_auth/test/content.js
@@ -0,0 +1,33 @@
+// Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+console.log('Test script injected!');
+
+function getQueryParam(key, defaultVal) {
+  if (!defaultVal) defaultVal = '';
+  key = key.replace(/[\[]/, '\\\[').replace(/[\]]/, '\\\]');
+  var regex = new RegExp('[\\?&]' + key + '=([^&#]*)');
+  var qs = regex.exec(window.location.href);
+  if (qs == null)
+    return defaultVal;
+  else
+    return qs[1];
+}
+
+if (document.URL.match(/https\:\/\/www\.google\.com\/accounts\/ServiceLogin/) ||
+    document.URL.match(/https\:\/\/accounts\.google\.com\/ServiceLogin/) ||
+    document.URL.match(
+        /https\:\/\/gaiastaging\.corp\.google\.com\/ServiceLogin/) ||
+    document.URL.match(/https\:\/\/insecure\.com\/accounts\/ServiceLogin/)) {
+  var testEmail = unescape(getQueryParam('test_email'));
+  var testPassword = unescape(getQueryParam('test_pwd'));
+  console.log('Got test account info: ' + testEmail + '/' + testPassword);
+  document.getElementById('Email').value = testEmail;
+  document.getElementById('Passwd').value = testPassword;
+  console.log('Form field changed!');
+  if (testEmail != '') {
+    document.getElementById('signIn').click();
+    console.log('Form submitted!');
+  }
+}