diff --git a/shell/browser/ui/file_dialog_gtk.cc b/shell/browser/ui/file_dialog_gtk.cc
index 166e045cd9c04..342a18b20409a 100644
--- a/shell/browser/ui/file_dialog_gtk.cc
+++ b/shell/browser/ui/file_dialog_gtk.cc
@@ -38,7 +38,6 @@ std::string MakeCaseInsensitivePattern(const std::string& extension) {
   for (std::size_t i = 0, n = extension.size(); i < n; i++) {
 
     char ch = extension[i];
-
     if (!base::IsAsciiAlpha(ch)) {
       pattern.push_back(ch);
       continue;
@@ -48,6 +47,7 @@ std::string MakeCaseInsensitivePattern(const std::string& extension) {
     pattern.push_back(base::ToLowerASCII(ch));
     pattern.push_back(base::ToUpperASCII(ch));
     pattern.push_back(']');
+
   }
 
   return pattern;