*: Implement collector interface for registry perfdata (#1670)

internal/perfdata/error.go

@@ -1,33 +0,0 @@
-package perfdata
-
-import "errors"
-
-// Error represents error returned from Performance Counters API.
-type Error struct {
-	ErrorCode uint32
-	errorText string
-}
-
-func (m *Error) Is(err error) bool {
-	if err == nil {
-		return false
-	}
-
-	var e *Error
-	if errors.As(err, &e) {
-		return m.ErrorCode == e.ErrorCode
-	}
-
-	return false
-}
-
-func (m *Error) Error() string {
-	return m.errorText
-}
-
-func NewPdhError(code uint32) error {
-	return &Error{
-		ErrorCode: code,
-		errorText: PdhFormatError(code),
-	}
-}