change all rt_clock references to use millisecond resolution accessors

This was done with:

    sed -i '/get_clock\>.*rt_clock/s/get_clock\>/get_clock_ms/' \
        $(git grep -l 'get_clock\>.*rt_clock' )
    sed -i '/new_timer\>.*rt_clock/s/new_timer\>/new_timer_ms/' \
        $(git grep -l 'new_timer\>.*rt_clock' )

after checking that get_clock and new_timer never occur twice
on the same line.  There were no missed occurrences; however, even
if there had been, they would have been caught by the compiler.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/vl.c b/vl.c
index b1a94aa..48150cf 100644
--- a/vl.c
+++ b/vl.c
@@ -1142,7 +1142,7 @@
             interval = dcl->gui_timer_interval;
         dcl = dcl->next;
     }
-    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
+    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
 }
 
 static void nographic_update(void *opaque)
@@ -1150,7 +1150,7 @@
     uint64_t interval = GUI_REFRESH_INTERVAL;
 
     qemu_flush_coalesced_mmio_buffer();
-    qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
+    qemu_mod_timer(nographic_timer, interval + qemu_get_clock_ms(rt_clock));
 }
 
 struct vm_change_state_entry {
@@ -3089,15 +3089,15 @@
     dcl = ds->listeners;
     while (dcl != NULL) {
         if (dcl->dpy_refresh != NULL) {
-            ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
-            qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
+            ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
+            qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
             break;
         }
         dcl = dcl->next;
     }
     if (ds->gui_timer == NULL) {
-        nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
-        qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
+        nographic_timer = qemu_new_timer_ms(rt_clock, nographic_update, NULL);
+        qemu_mod_timer(nographic_timer, qemu_get_clock_ms(rt_clock));
     }
     text_consoles_set_display(ds);