Start consolidating cross-port file selection code into ui/base/dialogs.

chrome/browser/ui/gtk/select_file_dialog_impl.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.
 //
 // This file implements common select dialog functionality between GTK and KDE.
 
 #include "chrome/browser/ui/gtk/select_file_dialog_impl.h"
 
 #include "base/environment.h"
 #include "base/file_util.h"
@@ skipping 12 matching lines @@
 };
 
 UseKdeFileDialogStatus use_kde_ = UNKNOWN;
 
 }  // namespace
 
 FilePath* SelectFileDialogImpl::last_saved_path_ = NULL;
 FilePath* SelectFileDialogImpl::last_opened_path_ = NULL;
 
 // static
-SelectFileDialog* SelectFileDialog::Create(Listener* listener) {
+SelectFileDialog* SelectFileDialog::Create(Listener* listener,
+                                           ui::SelectFilePolicy* policy) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (use_kde_ == UNKNOWN) {
     // Start out assumimg we are not going to use KDE.
     use_kde_ = NO_KDE;
 
     // Check to see if KDE is the desktop environment.
     scoped_ptr<base::Environment> env(base::Environment::Create());
     base::nix::DesktopEnvironment desktop =
         base::nix::GetDesktopEnvironment(env.get());
     if (desktop == base::nix::DESKTOP_ENVIRONMENT_KDE3 ||
         desktop == base::nix::DESKTOP_ENVIRONMENT_KDE4) {
       // Check to see if the user dislikes the KDE file dialog.
       if (!env->HasVar("NO_CHROME_KDE_FILE_DIALOG")) {
         // Check to see if the KDE dialog works.
         if (SelectFileDialogImpl::CheckKDEDialogWorksOnUIThread()) {
           use_kde_ = YES_KDE;
         }
       }
     }
   }
 
   if (use_kde_ == NO_KDE)
-    return SelectFileDialogImpl::NewSelectFileDialogImplGTK(listener);
+    return SelectFileDialogImpl::NewSelectFileDialogImplGTK(listener, policy);
 
   scoped_ptr<base::Environment> env(base::Environment::Create());
   base::nix::DesktopEnvironment desktop =
       base::nix::GetDesktopEnvironment(env.get());
-  return SelectFileDialogImpl::NewSelectFileDialogImplKDE(listener, desktop);
+  return SelectFileDialogImpl::NewSelectFileDialogImplKDE(
+      listener, policy, desktop);
 }
 
-SelectFileDialogImpl::SelectFileDialogImpl(Listener* listener)
-    : SelectFileDialog(listener),
+SelectFileDialogImpl::SelectFileDialogImpl(Listener* listener,
+                                           ui::SelectFilePolicy* policy)
+    : SelectFileDialog(listener, policy),
       file_type_index_(0),
       type_(SELECT_NONE) {
   if (!last_saved_path_) {
     last_saved_path_ = new FilePath();
     last_opened_path_ = new FilePath();
   }
 }
 
 SelectFileDialogImpl::~SelectFileDialogImpl() { }
 
 void SelectFileDialogImpl::ListenerDestroyed() {
   listener_ = NULL;
 }
 
 bool SelectFileDialogImpl::IsRunning(gfx::NativeWindow parent_window) const {
   return parents_.find(parent_window) != parents_.end();
 }
 
 bool SelectFileDialogImpl::CallDirectoryExistsOnUIThread(const FilePath& path) {
   base::ThreadRestrictions::ScopedAllowIO allow_io;
   return file_util::DirectoryExists(path);
 }