SBValue::Cast is deprecated. This does not work as reliably as free-form casting via the expression evaluator. Some of our clients depend on it, so we can't remove it. But any new adopters should favor the expression parser as the way forward

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@221540 91177308-0d34-0410-b5e6-96231b3b80d8
This was meant to be count, not m_count

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@221541 91177308-0d34-0410-b5e6-96231b3b80d8