exec: move functions to translate-all.h

Remove them from the sundry exec-all.h header, since they are only used by
the TCG runtime in exec.c and user-exec.c.

Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index a249f0c..959ff4d 100644
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -30,6 +30,7 @@
 
 #include "qemu.h"
 #include "qemu-common.h"
+#include "translate-all.h"
 
 //#define DEBUG_MMAP