all: Remove unused method receivers (#8462)

Co-authored-by: deepsource-autofix[bot] <62050782+deepsource-autofix[bot]@users.noreply.github.com>

lib/protocol/benchmark_test.go

@@ -167,11 +167,11 @@ func negotiateTLS(cert tls.Certificate, conn0, conn1 net.Conn) (net.Conn, net.Co
 
 type fakeModel struct{}
 
-func (m *fakeModel) Index(_ DeviceID, _ string, _ []FileInfo) error {
+func (*fakeModel) Index(_ DeviceID, _ string, _ []FileInfo) error {
 	return nil
 }
 
-func (m *fakeModel) IndexUpdate(_ DeviceID, _ string, _ []FileInfo) error {
+func (*fakeModel) IndexUpdate(_ DeviceID, _ string, _ []FileInfo) error {
 	return nil
 }
 
@@ -184,13 +184,13 @@ func (m *fakeModel) Request(_ DeviceID, _, _ string, _, size int32, offset int64
 	return &fakeRequestResponse{buf}, nil
 }
 
-func (m *fakeModel) ClusterConfig(_ DeviceID, _ ClusterConfig) error {
+func (*fakeModel) ClusterConfig(_ DeviceID, _ ClusterConfig) error {
 	return nil
 }
 
-func (m *fakeModel) Closed(DeviceID, error) {
+func (*fakeModel) Closed(DeviceID, error) {
 }
 
-func (m *fakeModel) DownloadProgress(_ DeviceID, _ string, _ []FileDownloadProgressUpdate) error {
+func (*fakeModel) DownloadProgress(_ DeviceID, _ string, _ []FileDownloadProgressUpdate) error {
 	return nil
 }

lib/protocol/bep_extensions.go

@@ -46,7 +46,7 @@ type FileIntf interface {
 	ModTime() time.Time
 }
 
-func (m Hello) Magic() uint32 {
+func (Hello) Magic() uint32 {
 	return HelloMessageMagic
 }
 

lib/protocol/common_test.go

@@ -32,7 +32,7 @@ func (t *TestModel) Index(deviceID DeviceID, folder string, files []FileInfo) er
 	return nil
 }
 
-func (t *TestModel) IndexUpdate(_ DeviceID, _ string, _ []FileInfo) error {
+func (*TestModel) IndexUpdate(_ DeviceID, _ string, _ []FileInfo) error {
 	return nil
 }
 
@@ -61,7 +61,7 @@ func (t *TestModel) ClusterConfig(deviceID DeviceID, config ClusterConfig) error
 	return nil
 }
 
-func (t *TestModel) DownloadProgress(DeviceID, string, []FileDownloadProgressUpdate) error {
+func (*TestModel) DownloadProgress(DeviceID, string, []FileDownloadProgressUpdate) error {
 	return nil
 }
 
@@ -82,6 +82,6 @@ func (r *fakeRequestResponse) Data() []byte {
 	return r.data
 }
 
-func (r *fakeRequestResponse) Close() {}
+func (*fakeRequestResponse) Close() {}
 
-func (r *fakeRequestResponse) Wait() {}
+func (*fakeRequestResponse) Wait() {}

lib/protocol/encryption.go

@@ -562,8 +562,8 @@ func (r rawResponse) Data() []byte {
 	return r.data
 }
 
-func (r rawResponse) Close() {}
-func (r rawResponse) Wait()  {}
+func (rawResponse) Close() {}
+func (rawResponse) Wait()  {}
 
 // IsEncryptedParent returns true if the path points at a parent directory of
 // encrypted data, i.e. is not a "real" directory. This is determined by