Remove m_ in class member names for backport to fixes-30

Refs #13415

mythtv/libs/libmythtv/recorders/dvbchannel.cpp

@@ -123,9 +123,9 @@ DVBChannel::~DVBChannel()
             new_master = dynamic_cast<DVBChannel*>(master_map[key].front());
         if (new_master)
         {
-            QMutexLocker master_locker(&(master->m_hw_lock));
-            QMutexLocker new_master_locker(&(new_master->m_hw_lock));
-            new_master->m_is_open = master->m_is_open;
+            QMutexLocker master_locker(&(master->hw_lock));
+            QMutexLocker new_master_locker(&(new_master->hw_lock));
+            new_master->is_open = master->is_open;
         }
     }
     else
@@ -151,10 +151,10 @@ void DVBChannel::Close(DVBChannel *who)
 {
     LOG(VB_CHANNEL, LOG_INFO, LOC + "Closing DVB channel");
 
-    QMutexLocker locker(&m_hw_lock);
+    QMutexLocker locker(&hw_lock);
 
-    IsOpenMap::iterator it = m_is_open.find(who);
-    if (it == m_is_open.end())
+    IsOpenMap::iterator it = is_open.find(who);
+    if (it == is_open.end())
         return; // this caller didn't have it open in the first place..
 
     is_open.erase(it);
@@ -376,9 +376,9 @@ bool DVBChannel::Open(DVBChannel *who)
 bool DVBChannel::IsOpen(void) const
 {
     //Have to acquire the hw lock to prevent is_open being modified whilst we're searching it
-    QMutexLocker locker(&m_hw_lock);
-    IsOpenMap::const_iterator it = m_is_open.find(this);
-    return it != m_is_open.end();
+    QMutexLocker locker(&hw_lock);
+    IsOpenMap::const_iterator it = is_open.find(this);
+    return it != is_open.end();
 }
 
 bool DVBChannel::Init(QString &startchannel, bool setchan)