create_commit_tx: don't use protobufs in the API.

Hand anchor details and pubkeys directly; this is what we want
for the actual daemon which doesn't keep raw packets around.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

commit_tx.h

@@ -1,19 +1,23 @@
 #ifndef LIGHTNING_COMMIT_TX_H
 #define LIGHTNING_COMMIT_TX_H
 #include "config.h"
-#include "lightning.pb-c.h"
+#include <ccan/short_types/short_types.h>
 #include <ccan/tal/tal.h>
 
 struct channel_state;
 struct sha256_double;
-struct sha256;
+struct pubkey;
+struct rel_locktime;
 
 /* Create commitment tx to spend the anchor tx output; doesn't fill in
  * input scriptsig. */
 struct bitcoin_tx *create_commit_tx(const tal_t *ctx,
-				    OpenChannel *ours,
-				    OpenChannel *theirs,
-				    OpenAnchor *anchor,
+				    const struct pubkey *our_final,
+				    const struct pubkey *their_final,
+				    const struct rel_locktime *their_locktime,
+				    const struct sha256_double *anchor_txid,
+				    unsigned int anchor_index,
+				    u64 anchor_satoshis,
 				    const struct sha256 *rhash,
 				    const struct channel_state *cstate);
 #endif