shell dialogs: Move the linux implementations.

ui/base/dialogs/gtk/select_file_dialog_impl.h

Index: ui/base/dialogs/gtk/select_file_dialog_impl.h
diff --git a/chrome/browser/ui/gtk/select_file_dialog_impl.h b/ui/base/dialogs/gtk/select_file_dialog_impl.h
similarity index 88%
rename from chrome/browser/ui/gtk/select_file_dialog_impl.h
rename to ui/base/dialogs/gtk/select_file_dialog_impl.h
index a225da628ec8f10033d98de7a73a58411a43bce4..24a5061d138d1d207c40595c77bde4cf95b6fe74 100644
--- a/chrome/browser/ui/gtk/select_file_dialog_impl.h
+++ b/ui/base/dialogs/gtk/select_file_dialog_impl.h
@@ -4,14 +4,16 @@
 //
 // This file implements common select dialog functionality between GTK and KDE.
 
-#ifndef CHROME_BROWSER_UI_GTK_SELECT_FILE_DIALOG_IMPL_H_
-#define CHROME_BROWSER_UI_GTK_SELECT_FILE_DIALOG_IMPL_H_
+#ifndef UI_BASE_DIALOGS_GTK_SELECT_FILE_DIALOG_IMPL_H_
+#define UI_BASE_DIALOGS_GTK_SELECT_FILE_DIALOG_IMPL_H_
 
 #include <set>
 
 #include "base/compiler_specific.h"
 #include "base/nix/xdg_util.h"
-#include "chrome/browser/ui/select_file_dialog.h"
+#include "ui/base/dialogs/select_file_dialog.h"
+
+namespace ui {
 
 // Shared implementation SelectFileDialog used by SelectFileDialogImplGTK
 class SelectFileDialogImpl : public SelectFileDialog {
@@ -77,4 +79,10 @@ class SelectFileDialogImpl : public SelectFileDialog {
   DISALLOW_COPY_AND_ASSIGN(SelectFileDialogImpl);
 };
 
-#endif  // CHROME_BROWSER_UI_GTK_SELECT_FILE_DIALOG_IMPL_H_
+SelectFileDialog* CreateLinuxSelectFileDialog(
+    SelectFileDialog::Listener* listener,
+    SelectFilePolicy* policy);
+
+}  // namespace ui
+
+#endif  // UI_BASE_DIALOGS_GTK_SELECT_FILE_DIALOG_IMPL_H_