Get rid of handling of the 'explicit' keyword from class-head. We still parse it though, although that will change shortly.

llvm-svn: 128277
7 files changed
tree: 6462248a0ab7cf45438ed24675ccce52e477468a
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. lldb/
  6. llvm/