#80333 removed local `HeaderFileExtensions` options; now there's just the global option, and its value lives in the `ClangTidyContext`. But every check still stores its own copy of it, a vestige of the old design which this change fixes.
#80333 removed local `HeaderFileExtensions` options; now there's just the global option, and its value lives in the `ClangTidyContext`. But every check still stores its own copy of it, a vestige of the old design which this change fixes.