parsers: move index_get_parents's declaration higher

index_get_parents needs to be used in the phase computation code so we need
to move its declaration higher to be able to call it. It cannot be moved any
higher than that so we won't have any more patch doing the same thing.

mercurial/parsers.c

@@ -741,6 +741,22 b' static const char *index_deref(indexObje'
 	return PyString_AS_STRING(self->data) + pos * v1_hdrsize;
 }
 
+static inline void index_get_parents(indexObject *self, Py_ssize_t rev,
+				int *ps)
+{
+	if (rev >= self->length - 1) {
+		PyObject *tuple = PyList_GET_ITEM(self->added,
+						  rev - self->length + 1);
+		ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5));
+		ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6));
+	} else {
+		const char *data = index_deref(self, rev);
+		ps[0] = getbe32(data + 24);
+		ps[1] = getbe32(data + 28);
+	}
+}
+
+
 /*
  * RevlogNG format (all in big endian, data may be inlined):
  *    6 bytes: offset
@@ -1177,21 +1193,6 b' release_none:'
 	return ret;
 }
 
-static inline void index_get_parents(indexObject *self, Py_ssize_t rev,
-				int *ps)
-{
-	if (rev >= self->length - 1) {
-		PyObject *tuple = PyList_GET_ITEM(self->added,
-						  rev - self->length + 1);
-		ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5));
-		ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6));
-	} else {
-		const char *data = index_deref(self, rev);
-		ps[0] = getbe32(data + 24);
-		ps[1] = getbe32(data + 28);
-	}
-}
-
 static PyObject *index_headrevs(indexObject *self, PyObject *args)
 {
 	Py_ssize_t i, j, len;