message: Remove extra qualification
diff: @@ -24,15 +24,13 @@ using namespace mlir;
  namespace llvm {
  // Specialize DOTGraphTraits to produce more readable output.
  -template <>
  -struct llvm::DOTGraphTraits<Function *> : public DefaultDOTGraphTraits {
  +template <> struct DOTGraphTraits<Function *> : public DefaultDOTGraphTraits {
  using DefaultDOTGraphTraits::DefaultDOTGraphTraits;
  static std::string getNodeLabel(Block *Block, Function *);
  };
  -std::string llvm::DOTGraphTraits<Function *>::getNodeLabel(Block *Block,
  - Function *) {
  +std::string DOTGraphTraits<Function *>::getNodeLabel(Block *Block, Function *) {
  // Reuse the print output for the node labels.
  std::string outStreamStr;
  raw_string_ostream os(outStreamStr);
  