cpu: Turn cpu_dump_{state,statistics}() into CPUState hooks

Make cpustats monitor command available unconditionally.

Prepares for changing kvm_handle_internal_error() and kvm_cpu_exec()
arguments to CPUState.

Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/exec.c b/exec.c
index 2d02b11..c49806c 100644
--- a/exec.c
+++ b/exec.c
@@ -600,6 +600,7 @@
 
 void cpu_abort(CPUArchState *env, const char *fmt, ...)
 {
+    CPUState *cpu = ENV_GET_CPU(env);
     va_list ap;
     va_list ap2;
 
@@ -608,7 +609,7 @@
     fprintf(stderr, "qemu: fatal: ");
     vfprintf(stderr, fmt, ap);
     fprintf(stderr, "\n");
-    cpu_dump_state(env, stderr, fprintf, CPU_DUMP_FPU | CPU_DUMP_CCOP);
+    cpu_dump_state(cpu, stderr, fprintf, CPU_DUMP_FPU | CPU_DUMP_CCOP);
     if (qemu_log_enabled()) {
         qemu_log("qemu: fatal: ");
         qemu_log_vprintf(fmt, ap2);