Fix loading success.html at the end of chrome://chrome-signin flow

chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc

 // Copyright 2013 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.
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 847 matching lines @@
 
 // Make sure that the foo webui handler does not get created when we try to
 // load it inside the iframe of the login ui.
 IN_PROC_BROWSER_TEST_F(InlineLoginUISafeIframeBrowserTest, NoWebUIInIframe) {
   GURL url = GetSigninPromoURL().Resolve(
       "?source=0&access_point=0&reason=0&frameUrl=chrome://foo");
   EXPECT_CALL(foo_provider(), NewWebUI(_, _)).Times(0);
   ui_test_utils::NavigateToURL(browser(), url);
 }
 
+// Make sure that "success.html" can be loaded by chrome://chrome-signin.
+// http://crbug.com/709117
+IN_PROC_BROWSER_TEST_F(InlineLoginUISafeIframeBrowserTest,
+                       LoadSuccessContinueURL) {
+  ui_test_utils::NavigateToURL(browser(), GetSigninPromoURL());
+  WaitUntilUIReady(browser());
+
+  const std::string success_url =
+      GaiaUrls::GetInstance()->signin_completed_continue_url().spec();
+  const char* kLoadSuccessPageScript =
+      "var handler = function(e) {"
+      "  if (e.url == '%s') {"
+      "    window.domAutomationController.send('success_page_loaded');"
+      "  }"
+      "};"
+      "var extension_webview = inline.login.getAuthExtHost().webview_;"
+      "extension_webview.addEventListener('loadcommit', handler);"
+      "extension_webview.src = '%s';";
+  std::string script = base::StringPrintf(
+      kLoadSuccessPageScript, success_url.c_str(), success_url.c_str());
+
+  std::string message;
+  ASSERT_TRUE(content::ExecuteScriptAndExtractString(
+      browser()->tab_strip_model()->GetActiveWebContents(), script, &message));
+  EXPECT_EQ("success_page_loaded", message);
+}
+
 // Make sure that the gaia iframe cannot trigger top-frame navigation.
 // TODO(guohui): flaky on trybot crbug/364759.
 IN_PROC_BROWSER_TEST_F(InlineLoginUISafeIframeBrowserTest,
     TopFrameNavigationDisallowed) {
   // Loads into gaia iframe a web page that attempts to deframe on load.
   GURL deframe_url(embedded_test_server()->GetURL("/login/deframe.html"));
   GURL url(net::AppendOrReplaceQueryParameter(GetSigninPromoURL(), "frameUrl",
                                               deframe_url.spec()));
   ui_test_utils::NavigateToURL(browser(), url);
   WaitUntilUIReady(browser());
@@ skipping 17 matching lines @@
   content::WebContents* contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_TRUE(content::ExecuteScript(
       contents, "window.location.href = 'chrome://foo'"));
 
   content::TestNavigationObserver navigation_observer(contents, 1);
   navigation_observer.Wait();
 
   EXPECT_EQ(GURL("about:blank"), contents->GetVisibleURL());
 }