Move ChainedIncludesSource into the Frontend library. This never really
belonged in the Serialization library, it's setting up a compilation,
not just deserializing.

This should fix PR11512, making Serialization actually be layered below
Frontend, a long standing layering violation in Clang.

llvm-svn: 146233
5 files changed
tree: 047e02a7603a13507874be1fec67fe7ebb068da5
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/