qapi: Drop unused non-strict qobject input visitor

The split between tests/test-qobject-input-visitor.c and
tests/test-qobject-input-strict.c now makes less sense than ever. The
next commit will take care of that.

Backports commit 048abb7b20c9f822ad9d4b730bade73b3311a47a from qemu

qemu/include/qapi/qobject-input-visitor.h

@@ -21,10 +21,7 @@ typedef struct QObjectInputVisitor QObjectInputVisitor;
 
 /*
  * Return a new input visitor that converts QMP to QAPI.
- *
- * Set @strict to reject a parse that doesn't consume all keys of a
- * dictionary; otherwise excess input is ignored.
  */
-Visitor *qobject_input_visitor_new(QObject *obj, bool strict);
+Visitor *qobject_input_visitor_new(QObject *obj);
 
 #endif

qemu/qapi/qobject-input-visitor.c

@@ -42,9 +42,6 @@ struct QObjectInputVisitor {
      * QDict or QList). */
     QSLIST_HEAD(, StackObject) stack;
 
-    /* True to reject parse in visit_end_struct() if unvisited keys remain. */
-    bool strict;
-
     GString *errname;           /* Accumulator for full_name() */
 };
 
@@ -156,11 +153,12 @@ static const QListEntry *qobject_input_push(QObjectInputVisitor *qiv,
     tos->obj = obj;
     tos->qapi = qapi;
 
-    if (qiv->strict && qobject_type(obj) == QTYPE_QDICT) {
+    if (qobject_type(obj) == QTYPE_QDICT) {
         h = g_hash_table_new(g_str_hash, g_str_equal);
         qdict_iter(qobject_to_qdict(obj), qdict_add_key, h);
         tos->h = h;
-    } else if (qobject_type(obj) == QTYPE_QLIST) {
+    } else {
+        assert(qobject_type(obj) == QTYPE_QLIST);
         tos->entry = qlist_first(qobject_to_qlist(obj));
         tos->index = -1;
     }
@@ -180,19 +178,15 @@ static void qobject_input_check_struct(Visitor *v, Error **errp)
 {
     QObjectInputVisitor *qiv = to_qiv(v);
     StackObject *tos = QSLIST_FIRST(&qiv->stack);
+    GHashTableIter iter;
+    const char *key;
 
     assert(tos && !tos->entry);
 
-    if (qiv->strict) {
+    g_hash_table_iter_init(&iter, tos->h);
-        GHashTable *const top_ht = tos->h;
+    if (g_hash_table_iter_next(&iter, (void **)&key, NULL)) {
-        if (top_ht) {
+        error_setg(errp, "Parameter '%s' is unexpected",
-            if (g_hash_table_size(top_ht)) {
+                   full_name(qiv, key));
-                const char *key;
-                g_hash_table_find(top_ht, always_true, (gpointer)&key);
-                error_setg(errp, "Parameter '%s' is unexpected",
-                           full_name(qiv, key));
-            }
-        }
     }
 }
 
@@ -466,7 +460,7 @@ static void qobject_input_free(Visitor *v)
     g_free(qiv);
 }
 
-Visitor *qobject_input_visitor_new(QObject *obj, bool strict)
+Visitor *qobject_input_visitor_new(QObject *obj)
 {
     QObjectInputVisitor *v;
 
@@ -490,7 +484,6 @@ Visitor *qobject_input_visitor_new(QObject *obj, bool strict)
     v->visitor.type_null = qobject_input_type_null;
     v->visitor.optional = qobject_input_optional;
     v->visitor.free = qobject_input_free;
-    v->strict = strict;
 
     v->root = obj;
     qobject_incref(obj);

qemu/qom/qom-qobject.c

@@ -22,7 +22,7 @@ void object_property_set_qobject(struct uc_struct *uc, Object *obj, QObject *val
                                  const char *name, Error **errp)
 {
     Visitor *v;
-    v = qobject_input_visitor_new(value, true);
+    v = qobject_input_visitor_new(value);
     object_property_set(uc, obj, v, name, errp);
     visit_free(v);
 }