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

chrome/browser/ui/gtk/select_file_dialog_impl.h

Index: chrome/browser/ui/gtk/select_file_dialog_impl.h
diff --git a/chrome/browser/ui/gtk/select_file_dialog_impl.h b/chrome/browser/ui/gtk/select_file_dialog_impl.h
index 9f7f0facb2d542bf70787b6d5b2ce10c945f5f53..b5fa15c9f772c49a1e8891535f4fa9c39efdb17e 100644
--- a/chrome/browser/ui/gtk/select_file_dialog_impl.h
+++ b/chrome/browser/ui/gtk/select_file_dialog_impl.h
@@ -18,10 +18,13 @@
 class SelectFileDialogImpl : public SelectFileDialog {
  public:
   // Factory method for creating a GTK-styled SelectFileDialogImpl
-  static SelectFileDialogImpl* NewSelectFileDialogImplGTK(Listener* listener);
+  static SelectFileDialogImpl* NewSelectFileDialogImplGTK(
+      Listener* listener,
+      ui::SelectFilePolicy* policy);
   // Factory method for creating a KDE-styled SelectFileDialogImpl
   static SelectFileDialogImpl* NewSelectFileDialogImplKDE(
       Listener* listener,
+      ui::SelectFilePolicy* policy,
       base::nix::DesktopEnvironment desktop);
 
   // Returns true if the SelectFileDialog class returned by
@@ -33,7 +36,8 @@ class SelectFileDialogImpl : public SelectFileDialog {
   virtual void ListenerDestroyed() OVERRIDE;
 
  protected:
-  explicit SelectFileDialogImpl(Listener* listener);
+  explicit SelectFileDialogImpl(Listener* listener,
+                                ui::SelectFilePolicy* policy);
   virtual ~SelectFileDialogImpl();
 
   // SelectFileDialog implementation.