Move LanguageOptions into TypeSystemSwift (NFC)

Author: adrian-prantl

lldb/source/Plugins/TypeSystem/Swift/SwiftASTContext.h

@@ -125,17 +125,6 @@ class SwiftASTContext : public TypeSystemSwift {
 public:
   typedef std::set<TypeOrDecl, EitherComparator> TypesOrDecls;
 
-  class LanguageFlags {
-  public:
-    enum : uint64_t {
-      eIsIndirectEnumCase = 0x1ULL,
-      eIgnoreInstancePointerness = 0x2ULL
-    };
-
-  private:
-    LanguageFlags() = delete;
-  };
-
   /// Provide the global LLVMContext.
   static llvm::LLVMContext &GetGlobalLLVMContext();
 

lldb/source/Plugins/TypeSystem/Swift/TypeSystemSwift.h

@@ -97,6 +97,18 @@ class TypeSystemSwift : public TypeSystem {
   static ConstString GetPluginNameStatic();
   /// \}
 
+  class LanguageFlags {
+  public:
+    enum : uint64_t {
+      eIsIndirectEnumCase = 0x1ULL,
+      // FIXME: This appears to be unused.
+      eIgnoreInstancePointerness = 0x2ULL
+    };
+
+  private:
+    LanguageFlags() = delete;
+  };
+
   static LanguageSet GetSupportedLanguagesForTypes();
   virtual SwiftASTContext *GetSwiftASTContext() = 0;
   virtual Module *GetModule() const = 0;