PragmaIntroducerKind was renamed to PragmaIntroducer.

See llvm-mirror/clang@6333880.

lib/Interpreter/ClingPragmas.cpp

@@ -190,7 +190,7 @@ namespace {
       PragmaHandler("cling"), m_Interp(interp) {}
 
     void HandlePragma(Preprocessor& PP,
-                      PragmaIntroducerKind Introducer,
+                      PragmaIntroducer Introducer,
                       Token& FirstToken) override {
 
       Token Tok;

tools/plugins/example/DemoPlugin.cpp

@@ -44,7 +44,7 @@ class DemoPluginPragmaHandler : public clang::PragmaHandler {
 public:
   DemoPluginPragmaHandler() : clang::PragmaHandler("demoplugin") { }
   void HandlePragma(clang::Preprocessor &PP,
-                    clang::PragmaIntroducerKind Introducer,
+                    clang::PragmaIntroducer Introducer,
                     clang::Token &PragmaTok) {
     llvm::outs() << "DemoPluginPragmaHandler::HandlePragma\n";
     // Handle the pragma