[clang] [clang-tools-extra] [libcxx] Reland "[clang] Enable sized deallocation by default in C++14 onwards" (PR #90373)

[Pengcheng Wang via cfe-commits]

wangpc-pp wrote:

> > > @dyung Can you help me to comfirm whether the Windows builder is passing now? I don't have such environment. Thanks in advance!
> > 
> > 
> > Sure, I'll try it on our internal builder and see if it passes and let you know the result.
> 
> I can confirm that this change builds successfully on our Windows configuration.

Thanks a lot, that was quick!
There is another AddressSanitizer issue that may possibly be fixed by https://github.com/llvm/llvm-project/pull/90292. cc @vitalybuka

https://github.com/llvm/llvm-project/pull/90373