access: clearing info.i_update is the owner's job, not the plugin's

modules/access/dshow/dshow.cpp

@@ -699,7 +699,6 @@ static int DemuxOpen( vlc_object_t *p_this )
 
     p_demux->pf_demux   = Demux;
     p_demux->pf_control = DemuxControl;
-    p_demux->info.i_update = 0;
     p_demux->info.i_title = 0;
     p_demux->info.i_seekpoint = 0;
 
@@ -813,7 +812,6 @@ static int AccessOpen( vlc_object_t *p_this )
     p_access->pf_block = ReadCompressed;
     p_access->pf_control = AccessControl;
     p_access->pf_seek = NULL;
-    p_access->info.i_update = 0;
     p_access->info.i_pos = 0;
     p_access->info.b_eof = false;
     p_access->info.i_title = 0;

modules/access/rtsp/access.c

@@ -159,7 +159,6 @@ static int Open( vlc_object_t *p_this )
     p_access->pf_block = BlockRead;
     p_access->pf_seek = Seek;
     p_access->pf_control = Control;
-    p_access->info.i_update = 0;
     p_access->info.i_pos = 0;
     p_access->info.b_eof = false;
     p_access->info.i_title = 0;

modules/access/vcd/vcd.c

@@ -194,7 +194,6 @@ static int Open( vlc_object_t *p_this )
     p_access->pf_control = Control;
     p_access->pf_seek    = Seek;
 
-    p_access->info.i_update    = 0;
     p_access->info.b_eof       = false;
 
     p_access->info.i_title     = i_title;

modules/access/vcdx/access.c

@@ -852,7 +852,6 @@ VCDOpen ( vlc_object_t *p_this )
     p_access->pf_control       = VCDControl;
     p_access->pf_seek          = VCDSeek;
 
-    p_access->info.i_update    = 0;
     p_access->info.i_pos       = 0;
     p_access->info.b_eof       = false;
     p_access->info.i_title     = 0;