strmbase: Remove the unused "dropped" field from struct strmbase_qc.

dlls/strmbase/renderer.c

@@ -62,7 +62,6 @@ static void QualityControlRender_Start(struct strmbase_qc *This, REFERENCE_TIME
     This->avg_render = This->last_in_time = This->last_left = This->avg_duration = This->avg_pt = -1;
     This->clockstart = tStart;
     This->avg_rate = -1.0;
-    This->dropped = 0;
     This->is_dropped = FALSE;
 }
 
@@ -238,8 +237,6 @@ static void QualityControlRender_BeginRender(struct strmbase_qc *This, REFERENCE
     This->is_dropped = QualityControlRender_IsLate(This, This->current_jitter, start, stop);
     TRACE("dropped %d, start %s, stop %s, jitter %s.\n", This->is_dropped,
             debugstr_time(start), debugstr_time(stop), debugstr_time(This->current_jitter));
-    if (This->is_dropped)
-        This->dropped++;
 
     if (!This->pin->filter->clock)
         return;

include/wine/strmbase.h

@@ -282,7 +282,6 @@ struct strmbase_qc
     REFERENCE_TIME last_in_time, last_left, avg_duration, avg_pt, avg_render, start, stop;
     REFERENCE_TIME current_jitter, current_rstart, current_rstop, clockstart;
     double avg_rate;
-    LONG64 dropped;
     BOOL is_dropped;
 };