[Process] Define the Groups() only once

process/process.go

@@ -314,3 +314,8 @@ func (p *Process) CPUPercentWithContext(ctx context.Context) (float64, error) {
 
 	return math.Min(100, math.Max(0, 100*cput.Total()/totalTime)), nil
 }
+
+// Groups returns all group IDs(include supplementary groups) of the process as a slice of the int
+func (p *Process) Groups() ([]int32, error) {
+       return p.GroupsWithContext(context.Background())
+}

process/process_darwin.go

@@ -250,9 +250,6 @@ func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) {
 
 	return gids, nil
 }
-func (p *Process) Groups() ([]int32, error) {
-	return p.GroupsWithContext(context.Background())
-}
 
 func (p *Process) GroupsWithContext(ctx context.Context) ([]int32, error) {
 	k, err := p.getKProc()

process/process_fallback.go

@@ -139,9 +139,6 @@ func (p *Process) Gids() ([]int32, error) {
 func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) {
 	return []int32{}, common.ErrNotImplementedError
 }
-func (p *Process) Groups() ([]int32, error) {
-	return p.GroupsWithContext(context.Background())
-}
 
 func (p *Process) GroupsWithContext(ctx context.Context) ([]int32, error) {
 	return []int32{}, common.ErrNotImplementedError

process/process_freebsd.go

@@ -213,9 +213,6 @@ func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) {
 
 	return gids, nil
 }
-func (p *Process) Groups() ([]int32, error) {
-	return p.GroupsWithContext(context.Background())
-}
 
 func (p *Process) GroupsWithContext(ctx context.Context) ([]int32, error) {
 	k, err := p.getKProc()

process/process_linux.go

@@ -228,11 +228,6 @@ func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) {
 	return p.gids, nil
 }
 
-// Groups returns groups of the process as a slice of the int
-func (p *Process) Groups() ([]int32, error) {
-	return p.GroupsWithContext(context.Background())
-}
-
 func (p *Process) GroupsWithContext(ctx context.Context) ([]int32, error) {
 	err := p.fillFromStatusWithContext(ctx)
 	if err != nil {

process/process_windows.go

@@ -408,9 +408,6 @@ func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) {
 	var gids []int32
 	return gids, common.ErrNotImplementedError
 }
-func (p *Process) Groups() ([]int32, error) {
-	return p.GroupsWithContext(context.Background())
-}
 
 func (p *Process) GroupsWithContext(ctx context.Context) ([]int32, error) {
 	var groups []int32