logger: remove SetLevel from logger interface

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

logger/logger.go

@@ -18,8 +18,6 @@ type Logger interface {
 	V(level Level) bool
 	// The Logger options
 	Options() Options
-	// SetLevel modify current log level
-	SetLevel(level Level)
 	// Fields set fields to always be logged
 	Fields(fields map[string]interface{}) Logger
 	// Info level message

logger/micro.go

@@ -41,19 +41,6 @@ func (l *defaultLogger) String() string {
 	return "micro"
 }
 
-func (l *defaultLogger) SetLevel(level Level) {
-	l.Lock()
-	l.opts.Level = level
-	l.Unlock()
-}
-
-func (l *defaultLogger) GetLevel() Level {
-	l.RLock()
-	lvl := l.opts.Level
-	l.RUnlock()
-	return lvl
-}
-
 func (l *defaultLogger) V(level Level) bool {
 	l.RLock()
 	ok := l.opts.Level.Enabled(level)