Merge PR #23432 into master

* refs/pull/23432/head:
	Revert "rocksdb: pickup change to link against libsnappy.a"
	cmake,make-dist: revert "build gperftools if WITH_STATIC_LIBSTDCXX"
	cmake: cleanup snappy related script
	debian: strip "-Wl,-Bsymbolic-functions" from LDFLAGS

diff --cc CMakeLists.txt
Simple merge

diff --cc make-dist
Simple merge