Really remove FlatStoreManager and BasicStoreManager, this time from the driver.  Also remove associated tests.  Sorry for the messy commits; this is the result of a botched Git merge.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@136422 91177308-0d34-0410-b5e6-96231b3b80d8
61 files changed