Rename setAlwaysAcceptCookies to setBlockThirdPartyCookies

third_party/WebKit/LayoutTests/http/tests/xmlhttprequest/cross-origin-cookie-storage.html

 <button onclick="testSyncCookiesNoCredentials();">Start</button>
 <pre id="console"></pre>
 <script>
 if (window.testRunner) {
     testRunner.dumpAsText();
     testRunner.waitUntilDone();
     testRunner.setCanOpenWindows();
-    testRunner.setAlwaysAcceptCookies(1);
+    testRunner.setBlockThirdPartyCookies(false);
 }
 
 function log(message)
 {
     var consoleDiv = document.getElementById('console');
     consoleDiv.appendChild(document.createTextNode(message + '\n'));
 }
 
 function resourceURL(resourceName)
 {
@@ skipping 82 matching lines @@
 
     var response = checkForCookie();
     log(response.match(/WK\-xhr\-cookie\-storage: MySpecialValue/) ? "PASS: Cookie set." : "FAIL: no cookie set.");
     log("DONE");
     endTesting();
 }
 
 if (window.testRunner)
     testSyncCookiesNoCredentials();
 </script>
-