trace: remove control-vcpu.h

Now we no longer have vcpu controlled trace events we can excise the
code that allows us to query its status.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20230526165401.574474-9-alex.bennee@linaro.org
Message-Id: <20230524133952.3971948-8-alex.bennee@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

scripts/tracetool/format/h.py

@@ -16,10 +16,7 @@
 
 
 def generate(events, backend, group):
-    if group == "root":
-        header = "trace/control-vcpu.h"
-    else:
-        header = "trace/control.h"
+    header = "trace/control.h"
 
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',

trace/qmp.c

@@ -10,7 +10,7 @@
 #include "qemu/osdep.h"
 #include "qapi/error.h"
 #include "qapi/qapi-commands-trace.h"
-#include "control-vcpu.h"
+#include "control.h"
 
 
 static bool check_events(bool ignore_unavailable, bool is_pattern,