[Lldb-commits] [lldb] [lldb][Formatters] Use container summary helper for libstdc++ formatters (PR #147140)

[Pavel Labath via lldb-commits]

https://github.com/labath approved this pull request.

I see we already have some C++ stuff in this file, but given that there really isn't anything specific in this function, maybe we could also drop the Cxx part from the name (maybe call it `ContainerSizeSummaryProvider `)?

https://github.com/llvm/llvm-project/pull/147140