[analyzer] Rename generateNode -> addTransition in CheckerContext

Also document addTransition methods.

llvm-svn: 143059
28 files changed
tree: f791416d37489efa59719c51ff19b9e610f9d38b
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/