Add WebDataSource::appendRedirect for cross-process redirects.

Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 2338 matching lines @@
     FrameTestHelpers::WebViewHelper webViewHelper;
     webViewHelper.initialize(false, &webFrameClient);
     FrameTestHelpers::loadFrame(webViewHelper.webView()->mainFrame(), m_baseURL + "fixed_layout.html");
     // start reload before first request is delivered.
     webViewHelper.webView()->mainFrame()->reload(true);
     Platform::current()->unitTestSupport()->serveAsynchronousMockedRequests();
     ASSERT_EQ(WebURL(toKURL(m_baseURL + "fixed_layout.html")),
         webViewHelper.webView()->mainFrame()->dataSource()->request().url());
 }
 
+TEST_F(WebFrameTest, AppendRedirects)
+{
+    const std::string firstURL = "about:blank";
+    const std::string secondURL = "http://www.test.com";
+
+    FrameTestHelpers::WebViewHelper webViewHelper;
+    webViewHelper.initializeAndLoad(firstURL, true);
+
+    WebDataSource* dataSource = webViewHelper.webView()->mainFrame()->dataSource();
+    ASSERT_TRUE(dataSource);
+    dataSource->appendRedirect(toKURL(secondURL));
+
+    WebVector<WebURL> redirects;
+    dataSource->redirectChain(redirects);
+    ASSERT_EQ(2U, redirects.size());
+    EXPECT_EQ(toKURL(firstURL), toKURL(redirects[0].spec().data()));
+    EXPECT_EQ(toKURL(secondURL), toKURL(redirects[1].spec().data()));
+}
+
 TEST_F(WebFrameTest, IframeRedirect)
 {
     registerMockedHttpURLLoad("iframe_redirect.html");
     registerMockedHttpURLLoad("visible_iframe.html");
 
     FrameTestHelpers::WebViewHelper webViewHelper;
     webViewHelper.initializeAndLoad(m_baseURL + "iframe_redirect.html", true);
     Platform::current()->unitTestSupport()->serveAsynchronousMockedRequests(); // Load the iframe.
 
     WebFrame* iframe = webViewHelper.webView()->findFrameByName(WebString::fromUTF8("ifr"));
@@ skipping 2146 matching lines @@
 
     FrameTestHelpers::loadFrame(frame,
         "javascript:window.frames[1].location.assign('" + m_baseURL + "find.html')");
     runPendingTasks();
     Platform::current()->unitTestSupport()->serveAsynchronousMockedRequests();
     EXPECT_EQ(client.frame(), iframe);
     EXPECT_FALSE(client.replacesCurrentHistoryItem());
 }
 
 } // namespace