Remove base/win/metro.{cc|h} and some associated code

chrome/installer/setup/install.cc

 // 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.
 
 #include "chrome/installer/setup/install.h"
 
 #include <windows.h>
 #include <shlobj.h>
 #include <time.h>
 
@@ skipping 378 matching lines @@
     ShellUtil::ShortcutProperties quick_launch_properties(base_properties);
     quick_launch_properties.level = ShellUtil::CURRENT_USER;
     ExecuteAndLogShortcutOperation(
         ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH, dist,
         quick_launch_properties, shortcut_operation);
   }
 
   ShellUtil::ShortcutProperties start_menu_properties(base_properties);
   // IMPORTANT: Only the default (no arguments and default browserappid) browser
   // shortcut in the Start menu (Start screen on Win8+) should be made dual
   // mode and that prior to Windows 10 only.

[gab, 2016/01/12 21:11:04]

This comment was specific to the removed code and should go as well.

[scottmg, 2016/01/13 20:48:16]

Done.

-  if (InstallUtil::ShouldInstallMetroProperties())
-    start_menu_properties.set_dual_mode(true);

[gab, 2016/01/12 21:11:04]

Assuming we can get rid of ShellUtil::ShortcutProperties's dual_mode property
soon if not now.

[scottmg, 2016/01/13 20:48:16]

Done.

   if (shortcut_operation == ShellUtil::SHELL_SHORTCUT_CREATE_ALWAYS ||
       shortcut_operation ==
           ShellUtil::SHELL_SHORTCUT_CREATE_IF_NO_SYSTEM_LEVEL) {
     start_menu_properties.set_pin_to_taskbar(!do_not_create_taskbar_shortcut);
   }
 
   // The attempt below to update the stortcut will fail if it does not already
   // exist at the expected location on disk.  First check if it exists in the
   // previous location (under a subdirectory) and, if so, move it to the new
   // location.
@@ skipping 241 matching lines @@
   // Read master_preferences copied beside chrome.exe at install.
   MasterPreferences prefs(installation_root.AppendASCII(kDefaultMasterPrefs));
   base::FilePath chrome_exe(installation_root.Append(kChromeExe));
   CreateOrUpdateShortcuts(
       chrome_exe, chrome, prefs, CURRENT_USER, install_operation);
 
   UpdateDefaultBrowserBeaconForPath(chrome_exe);
 }
 
 }  // namespace installer