fix xsrf and added nonce

vendor/google.golang.org/protobuf/reflect/protodesc/desc.go

@@ -132,17 +132,11 @@ func (o FileOptions) New(fd *descriptorpb.FileDescriptorProto, r Resolver) (prot
 		}
 		f.L2.Imports[i].IsPublic = true
 	}
-	for _, i := range fd.GetWeakDependency() {
-		if !(0 <= i && int(i) < len(f.L2.Imports)) || f.L2.Imports[i].IsWeak {
-			return nil, errors.New("invalid or duplicate weak import index: %d", i)
-		}
-		f.L2.Imports[i].IsWeak = true
-	}
 	imps := importSet{f.Path(): true}
 	for i, path := range fd.GetDependency() {
 		imp := &f.L2.Imports[i]
 		f, err := r.FindFileByPath(path)
-		if err == protoregistry.NotFound && (o.AllowUnresolvable || imp.IsWeak) {
+		if err == protoregistry.NotFound && o.AllowUnresolvable {
 			f = filedesc.PlaceholderFile(path)
 		} else if err != nil {
 			return nil, errors.New("could not resolve import %q: %v", path, err)
@@ -158,6 +152,28 @@ func (o FileOptions) New(fd *descriptorpb.FileDescriptorProto, r Resolver) (prot
 		imp := &f.L2.Imports[i]
 		imps.importPublic(imp.Imports())
 	}
+	if len(fd.GetOptionDependency()) > 0 {
+		optionImports := make(filedesc.FileImports, len(fd.GetOptionDependency()))
+		for i, path := range fd.GetOptionDependency() {
+			imp := &optionImports[i]
+			f, err := r.FindFileByPath(path)
+			if err == protoregistry.NotFound {
+				// We always allow option imports to be unresolvable.
+				f = filedesc.PlaceholderFile(path)
+			} else if err != nil {
+				return nil, errors.New("could not resolve import %q: %v", path, err)
+			}
+			imp.FileDescriptor = f
+
+			if imps[imp.Path()] {
+				return nil, errors.New("already imported %q", path)
+			}
+			imps[imp.Path()] = true
+		}
+		f.L2.OptionImports = func() protoreflect.FileImports {
+			return &optionImports
+		}
+	}
 
 	// Handle source locations.
 	f.L2.Locations.File = f