[analyzer] Change RetainCountChecker to use symbol dump method instead
of relying on SymbolID.

This way any expression can be printed (not only SymbolData).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145829 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed