Use the ASYContext::getTypeSizeInChars API to cleanup some ugliness, per John
and Jordan's suggestion.  No functional change intendend.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178507 91177308-0d34-0410-b5e6-96231b3b80d8
Fix typo in test

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178510 91177308-0d34-0410-b5e6-96231b3b80d8