Remove remote tree host and some related input and metro_driver code

chrome/browser/extensions/api/bookmarks/bookmarks_api.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/browser/extensions/api/bookmarks/bookmarks_api.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 34 matching lines @@
 #include "components/bookmarks/managed/managed_bookmark_service.h"
 #include "components/user_prefs/user_prefs.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_function_dispatcher.h"
 #include "extensions/browser/notification_types.h"
 #include "ui/base/l10n/l10n_util.h"
 
-#if defined(OS_WIN)
-#include "ui/aura/remote_window_tree_host_win.h"
-#endif
-
 using bookmarks::BookmarkModel;
 using bookmarks::BookmarkNode;
 using bookmarks::ManagedBookmarkService;
 
 namespace extensions {
 
 namespace keys = bookmark_api_constants;
 namespace bookmarks = api::bookmarks;
 
 using bookmarks::BookmarkTreeNode;
@@ skipping 722 matching lines @@
   WebContents* web_contents = GetAssociatedWebContents();
 
   select_file_dialog_ = ui::SelectFileDialog::Create(
       this, new ChromeSelectFilePolicy(web_contents));
   ui::SelectFileDialog::FileTypeInfo file_type_info;
   file_type_info.extensions.resize(1);
   file_type_info.extensions[0].push_back(FILE_PATH_LITERAL("html"));
   gfx::NativeWindow owning_window = web_contents ?
       platform_util::GetTopLevel(web_contents->GetNativeView())
           : NULL;
-#if defined(OS_WIN)
-  if (!owning_window &&
-      chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_ASH)
-    owning_window = aura::RemoteWindowTreeHostWin::Instance()->GetAshWindow();
-#endif
   // |web_contents| can be NULL (for background pages), which is fine. In such
   // a case if file-selection dialogs are forbidden by policy, we will not
   // show an InfoBar, which is better than letting one appear out of the blue.
   select_file_dialog_->SelectFile(type,
                                   base::string16(),
                                   default_path,
                                   &file_type_info,
                                   0,
                                   base::FilePath::StringType(),
                                   owning_window,
@@ skipping 41 matching lines @@
 }
 
 void BookmarksExportFunction::FileSelected(const base::FilePath& path,
                                            int index,
                                            void* params) {
   bookmark_html_writer::WriteBookmarks(GetProfile(), path, NULL);
   Release();  // Balanced in BookmarksIOFunction::SelectFile()
 }
 
 }  // namespace extensions