global cleanup

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

util/ctx/ctx.go

@@ -1,26 +0,0 @@
-package ctx // import "go.unistack.org/micro/v3/util/ctx"
-
-import (
-	"context"
-	"net/http"
-	"strings"
-
-	"go.unistack.org/micro/v3/metadata"
-)
-
-// FromRequest creates context with metadata from http.Request
-func FromRequest(r *http.Request) context.Context {
-	ctx := r.Context()
-	md, ok := metadata.FromIncomingContext(ctx)
-	if !ok {
-		md = metadata.New(len(r.Header) + 2)
-	}
-	for key, val := range r.Header {
-		md.Set(key, strings.Join(val, ","))
-	}
-	// pass http host
-	md["Host"] = r.Host
-	// pass http method
-	md["Method"] = r.Method
-	return metadata.NewIncomingContext(ctx, md)
-}