[AST] Fix copy&paste error in comment. NFC.

llvm-svn: 302440
diff --git a/clang/include/clang/AST/Decl.h b/clang/include/clang/AST/Decl.h
index 573ea55..bba40e5 100644
--- a/clang/include/clang/AST/Decl.h
+++ b/clang/include/clang/AST/Decl.h
@@ -2478,7 +2478,7 @@
   void setCapturedVLAType(const VariableArrayType *VLAType);
 
   /// getParent - Returns the parent of this field declaration, which
-  /// is the struct in which this method is defined.
+  /// is the struct in which this field is defined.
   const RecordDecl *getParent() const {
     return cast<RecordDecl>(getDeclContext());
   }