Improve the default browser settings dialog for Win10

chrome/installer/util/shell_util.h

 // Copyright (c) 2012 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.
 //
 // This file declares methods that are useful for integrating Chrome in
 // Windows shell. These methods are all static and currently part of
 // ShellUtil class.
 
 #ifndef CHROME_INSTALLER_UTIL_SHELL_UTIL_H_
 #define CHROME_INSTALLER_UTIL_SHELL_UTIL_H_
@@ skipping 427 matching lines @@
   //               level or user level. If value has ShellChange::SYSTEM_LEVEL
   //               we should be running as admin user.
   // chrome_exe: The chrome.exe path to register as default browser.
   // elevate_if_not_admin: On Vista if user is not admin, try to elevate for
   //                       Chrome registration.
   static bool MakeChromeDefault(BrowserDistribution* dist,
                                 int shell_change,
                                 const base::FilePath& chrome_exe,
                                 bool elevate_if_not_admin);
 
-  // Shows and waits for the Windows 8 "How do you want to open webpages?"
+  // Windows 8: Shows and waits for the "How do you want to open webpages?"
   // dialog if Chrome is not already the default HTTP/HTTPS handler. Also does
   // XP-era registrations if Chrome is chosen or was already the default. Do
   // not use on pre-Win8 OSes.
   //
+  // Windows 10: The associations dialog cannot be launched so the settings
+  // dialog focused on default apps is launched. The function does not wait
+  // in this case.
+  //
   // |dist| gives the type of browser distribution currently in use.
   // |chrome_exe| The chrome.exe path to register as default browser.
   static bool ShowMakeChromeDefaultSystemUI(BrowserDistribution* dist,
                                             const base::FilePath& chrome_exe);
 
   // Make Chrome the default application for a protocol.
   // chrome_exe: The chrome.exe path to register as default browser.
   // protocol: The protocol to register as the default handler for.
   static bool MakeChromeDefaultProtocolClient(BrowserDistribution* dist,
                                               const base::FilePath& chrome_exe,
@@ skipping 169 matching lines @@
   // application, as given to AddFileAssociations. All information associated
   // with this name will be deleted.
   static bool DeleteFileAssociations(const base::string16& prog_id);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ShellUtil);
 };
 
 
 #endif  // CHROME_INSTALLER_UTIL_SHELL_UTIL_H_