CloudWatch: Refactor tests, remove unused parameters (#48815)

pkg/tsdb/cloudwatch/query_row_response.go

@@ -4,9 +4,7 @@ import "github.com/aws/aws-sdk-go/service/cloudwatch"
 
 // queryRowResponse represents the GetMetricData response for a query row in the query editor.
 type queryRowResponse struct {
-	ID                     string
 	ErrorCodes             map[string]bool
-	PartialData            bool
 	Labels                 []string
 	HasArithmeticError     bool
 	ArithmeticErrorMessage string
@@ -14,15 +12,13 @@ type queryRowResponse struct {
 	StatusCode             string
 }
 
-func newQueryRowResponse(id string) queryRowResponse {
+func newQueryRowResponse() queryRowResponse {
 	return queryRowResponse{
-		ID: id,
 		ErrorCodes: map[string]bool{
 			maxMetricsExceeded:         false,
 			maxQueryTimeRangeExceeded:  false,
 			maxQueryResultsExceeded:    false,
 			maxMatchingResultsExceeded: false},
-		PartialData:            false,
 		HasArithmeticError:     false,
 		ArithmeticErrorMessage: "",
 		Labels:                 []string{},