ClangFormat: Insert braces & newline for Chromium

This addresses an old TODO in the Chromium codebase to upstream
a change to the Chromium format style.
https://source.chromium.org/chromium/chromium/src/+/main:.clang-format;l=10;drc=b9d8d6aeeef9feacf6eb4838cdccca4c2da2a0eb

Bug: crbug.com/40247920

Author: victorvianna

clang/lib/Format/Format.cpp

@@ -1892,6 +1892,9 @@ FormatStyle getChromiumStyle(FormatStyle::LanguageKind Language) {
   ChromiumStyle.IncludeStyle.IncludeBlocks =
       tooling::IncludeStyle::IBS_Preserve;
 
+  ChromiumStyle.InsertBraces = true;
+  ChromiumStyle.InsertNewlineAtEOF = true;
+
   if (Language == FormatStyle::LK_Java) {
     ChromiumStyle.AllowShortIfStatementsOnASingleLine =
         FormatStyle::SIS_WithoutElse;