Remove some legacy versions of StartsWith and EndsWith.

chrome/browser/ui/libgtk2ui/select_file_dialog_impl_gtk2.cc

Index: chrome/browser/ui/libgtk2ui/select_file_dialog_impl_gtk2.cc
diff --git a/chrome/browser/ui/libgtk2ui/select_file_dialog_impl_gtk2.cc b/chrome/browser/ui/libgtk2ui/select_file_dialog_impl_gtk2.cc
index 638407e3bc1b8c638b76725470872631aa98fd3a..abeab2936f1064e1f1a6323fb2a91d823ad45dc0 100644
--- a/chrome/browser/ui/libgtk2ui/select_file_dialog_impl_gtk2.cc
+++ b/chrome/browser/ui/libgtk2ui/select_file_dialog_impl_gtk2.cc
@@ -32,7 +32,8 @@ namespace {
 // Makes sure that .jpg also shows .JPG.
 gboolean FileFilterCaseInsensitive(const GtkFileFilterInfo* file_info,
                                    std::string* file_extension) {
-  return base::EndsWith(file_info->filename, *file_extension, false);
+  return base::EndsWith(file_info->filename, *file_extension,
+                        base::CompareCase::INSENSITIVE_ASCII);
 }
 
 // Deletes |data| when gtk_file_filter_add_custom() is done with it.