Make things work again after upgrade to LLVM 3.8.

include/clang-c/Index.h

include/clang/AST/RecursiveASTVisitor.h

include/clang/AST/StmtPlatin.h

include/clang/Basic/Attr.td

include/clang/Basic/Builtins.def

include/clang/Basic/Builtins.h

include/clang/Basic/DiagnosticParseKinds.td

include/clang/Basic/DiagnosticSemaKinds.td

include/clang/Basic/StmtNodes.td

include/clang/Basic/TokenKinds.def

include/clang/Driver/Driver.h

include/clang/Driver/Options.td

include/clang/Driver/ToolChain.h

include/clang/Frontend/ASTConsumers.h

include/clang/Frontend/FrontendActions.h

include/clang/Frontend/FrontendOptions.h

include/clang/Parse/Parser.h

include/clang/Sema/Sema.h

lib/AST/Stmt.cpp

lib/AST/StmtPrinter.cpp