We forgot to apply the change to headers in the previous patch,
due to missing "-header-filter" in the run-clang-tidy invocation.
Differential Revision: https://reviews.llvm.org/D142307
Add a check to detect usages of `realloc` where the result is assigned
to the same variable (or field) as passed to the first argument.
Reviewed By: steakhal, martong
Differential Revision: https://reviews.llvm.org/D133119