Fix mac build.

enterprise/server/remote_execution/containers/firecracker/firecracker_darwin.go

@@ -15,40 +15,6 @@ import (
 	repb "github.com/buildbuddy-io/buildbuddy/proto/remote_execution"
 )
 
-type ContainerOpts struct {
-	// The OCI container image. ex "alpine:latest".
-	ContainerImage string
-
-	// The action directory with inputs / outputs.
-	ActionWorkingDirectory string
-
-	// The number of CPUs to allocate to this VM.
-	NumCPUs int64
-
-	// The amount of RAM, in MB, to allocate to this VM.
-	MemSizeMB int64
-
-	// Whether or not to enable networking.
-	EnableNetworking bool
-
-	// Optional flags -- these will default to sane values.
-	// They are here primarily for debugging and running
-	// VMs outside of the normal action-execution framework.
-
-	// DebugMode runs init in debugmode and enables stdin/stdout so
-	// that machines can be logged into via the console.
-	DebugMode bool
-
-	// ForceVMIdx forces a machine to use a particular vm index,
-	// allowing for multiple locally-started VMs to avoid using
-	// conflicting network interfaces.
-	ForceVMIdx int
-
-	// The root directory to store all files in. This needs to be
-	// short, less than 38 characters. If unset, /tmp will be used.
-	JailerRoot string
-}
-
 type firecrackerContainer struct{}
 
 func NewContainer(env environment.Env, opts ContainerOpts) (*firecrackerContainer, error) {