Allow building mojo_shell and non-graphical apps/services on a Mac

services/keyboard_native/text_update_key.cc

Index: services/keyboard_native/text_update_key.cc
diff --git a/services/keyboard_native/text_update_key.cc b/services/keyboard_native/text_update_key.cc
index d39e2fdbc6833de377f4e83b19d76051fcd01fe5..539ca20d1b027a472ddfc000f2a09e8b8e0ed277 100644
--- a/services/keyboard_native/text_update_key.cc
+++ b/services/keyboard_native/text_update_key.cc
@@ -74,4 +74,5 @@ void TextUpdateKey::OnTouchUp() {
 void TextUpdateKey::ChangeText(std::string new_text) {
   text_ = new_text;
 }
-}  // namespace keyboard
+
+}  // namespace keyboard