Method KeepAlive

src/blobcache/handle.go:20–20

KeepAlive extends the TTL for some handles.

(ctx context.Context, hs []Handle)

	Drop(ctx context.Context, h Handle) error
	// KeepAlive extends the TTL for some handles.
	KeepAlive(ctx context.Context, hs []Handle) error
	// InspectHandle returns info about a handle.
	InspectHandle(ctx context.Context, h Handle) (*HandleInfo, error)
	// ShareOut creates a copy of the handle according to the mask, and the