The User Manager needs to use profile paths not display names for profile switching

chrome/browser/ui/webui/signin/user_manager_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/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profile_window.h"
 #include "chrome/browser/profiles/profiles_state.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/grit/chromium_strings.h"
@@ skipping 52 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(UserManagerUIBrowserTest, PageRedirectsToAboutChrome) {
   std::string user_manager_url = chrome::kChromeUIUserManagerURL;
   user_manager_url += profiles::kUserManagerSelectProfileAboutChrome;
 
   ui_test_utils::NavigateToURL(browser(), GURL(user_manager_url));
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
 
-  base::string16 profile_name =
-      profiles::GetAvatarNameForProfile(browser()->profile()->GetPath());
+  // If this is a Windows style path, escape all the slashes.
+  std::string profile_path;
+  base::ReplaceChars(browser()->profile()->GetPath().MaybeAsASCII(),
+      "\\", "\\\\", &profile_path);
 
   std::string launch_js =
-      base::StringPrintf("Oobe.launchUser('', '%s')",
-                         base::UTF16ToUTF8(profile_name).c_str());
+      base::StringPrintf("Oobe.launchUser('%s')", profile_path.c_str());
+
   bool result = content::ExecuteScript(web_contents, launch_js);
   EXPECT_TRUE(result);
   base::RunLoop().RunUntilIdle();
 
   content::WebContents* about_chrome_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   GURL current_URL = about_chrome_contents->GetVisibleURL();
   EXPECT_EQ(GURL(chrome::kChromeUIUberURL), current_URL);
 }
 
 // TODO(mlerman): Test that unlocking a locked profile causes the extensions
 // service to become unblocked.