graph/db: thread context through IsZombieEdge

graph/db/graph.go

@@ -754,10 +754,10 @@ func (c *ChannelGraph) ChannelView() ([]EdgePoint, error) {
 }
 
 // IsZombieEdge returns whether the edge is considered zombie.
-func (c *ChannelGraph) IsZombieEdge(chanID uint64) (bool, [33]byte, [33]byte,
-	error) {
+func (c *ChannelGraph) IsZombieEdge(ctx context.Context,
+	chanID uint64) (bool, [33]byte, [33]byte, error) {
 
-	return c.db.IsZombieEdge(lnwire.GossipVersion1, chanID)
+	return c.db.IsZombieEdge(ctx, lnwire.GossipVersion1, chanID)
 }
 
 // NumZombies returns the current number of zombie channels in the graph.
@@ -829,10 +829,10 @@ func (c *VersionedGraph) FetchChannelEdgesByOutpoint(op *wire.OutPoint) (
 }
 
 // IsZombieEdge returns whether the edge is considered zombie for this version.
-func (c *VersionedGraph) IsZombieEdge(chanID uint64) (bool, [33]byte,
-	[33]byte, error) {
+func (c *VersionedGraph) IsZombieEdge(ctx context.Context,
+	chanID uint64) (bool, [33]byte, [33]byte, error) {
 
-	return c.db.IsZombieEdge(c.v, chanID)
+	return c.db.IsZombieEdge(ctx, c.v, chanID)
 }
 
 // AddrsForNode returns all known addresses for the target node public key.