[SourceKit] Remove a globally shared variable from inside a method that doesn't seem to get used anymore

Author: akyrtzi

tools/SourceKit/lib/SwiftLang/SwiftSourceDocInfo.cpp

@@ -468,18 +468,8 @@ void SwiftLangSupport::printFullyAnnotatedGenericReq(
 void SwiftLangSupport::printFullyAnnotatedSynthesizedDeclaration(
     const swift::ValueDecl *VD, TypeOrExtensionDecl Target,
     llvm::raw_ostream &OS) {
-  // FIXME: Mutable global variable - gross!
-  static llvm::SmallDenseMap<swift::ValueDecl*,
-    std::unique_ptr<swift::SynthesizedExtensionAnalyzer>> TargetToAnalyzerMap;
   FullyAnnotatedDeclarationPrinter Printer(OS);
   PrintOptions PO = PrintOptions::printQuickHelpDeclaration();
-  NominalTypeDecl *TargetNTD = Target.getBaseNominal();
-
-  if (TargetToAnalyzerMap.count(TargetNTD) == 0) {
-    std::unique_ptr<SynthesizedExtensionAnalyzer> Analyzer(
-        new SynthesizedExtensionAnalyzer(TargetNTD, PO));
-    TargetToAnalyzerMap.insert({TargetNTD, std::move(Analyzer)});
-  }
   PO.initForSynthesizedExtension(Target);
   PO.PrintAsMember = true;
   VD->print(Printer, PO);