chan_vpb: Make compile again.

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/12@400373 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_vpb.cc

@@ -2673,10 +2673,12 @@ static enum ast_module_load_result load_module()
 	struct ast_format tmpfmt;
 	int num_cards = 0;
 
-	if (!(vpb_tech.capabilities = ast_format_cap_alloc())) {
+	vpb_tech.capabilities = ast_format_cap_alloc((enum ast_format_cap_flags) 0);
+	if (!vpb_tech.capabilities) {
 		return AST_MODULE_LOAD_DECLINE;
 	}
-	if (!(vpb_tech_indicate.capabilities = ast_format_cap_alloc())) {
+	vpb_tech_indicate.capabilities = ast_format_cap_alloc((enum ast_format_cap_flags) 0);
+	if (!vpb_tech_indicate.capabilities) {
 		return AST_MODULE_LOAD_DECLINE;
 	}
 	ast_format_cap_add(vpb_tech.capabilities, ast_format_set(&tmpfmt, AST_FORMAT_SLINEAR, 0));