Revert r326782 "[analyzer] CStringChecker.cpp: Remove the duplicated check...".

It seems that the refactoring was causing a functional change and some warnings
have disappeared.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@328067 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed