dump: remove dumping stuff from cpu-all.h

This simplifies things, because they will only be included for softmmu
targets and because the stubs are taken out-of-line in separate files,
which in the future could even be compiled only once.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

memory_mapping-stub.c

@@ -0,0 +1,33 @@
+/*
+ * QEMU memory mapping
+ *
+ * Copyright Fujitsu, Corp. 2011, 2012
+ *
+ * Authors:
+ *     Wen Congyang <wency@cn.fujitsu.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ *
+ */
+
+#include "cpu.h"
+#include "cpu-all.h"
+#include "memory_mapping.h"
+
+int qemu_get_guest_memory_mapping(MemoryMappingList *list)
+{
+    return -2;
+}
+
+int cpu_get_memory_mapping(MemoryMappingList *list,
+					                                          CPUArchState *env)
+{
+    return -1;
+}
+
+bool cpu_paging_enabled(CPUArchState *env)
+{
+    return true;
+}
+