QHostInfo: remove unused QAbstractHostInfoLookupManager

If it was used in the past, it no longer is, and can't be, because
it's not exported.

Change-Id: Ifb9c353e756add5b57bf0c5706c075bb2eb41d83
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>

1 files changed, 4 insertions, 18 deletions

diff --git a/src/network/kernel/qhostinfo_p.h b/src/network/kernel/qhostinfo_p.h
index f5b630346c..747069a2c6 100644
--- a/src/network/kernel/qhostinfo_p.h
+++ b/src/network/kernel/qhostinfo_p.h
@@ -208,30 +208,14 @@ public:
 };
 
 
-class QAbstractHostInfoLookupManager : public QObject
-{
-    Q_OBJECT
-
-public:
-    ~QAbstractHostInfoLookupManager() {}
-    virtual void clear() = 0;
-
-    QHostInfoCache cache;
-
-protected:
-     QAbstractHostInfoLookupManager() {}
-     static QAbstractHostInfoLookupManager* globalInstance();
-
-};
-
-class QHostInfoLookupManager : public QAbstractHostInfoLookupManager
+class QHostInfoLookupManager : public QObject
 {
     Q_OBJECT
 public:
     QHostInfoLookupManager();
     ~QHostInfoLookupManager();
 
-    void clear() override;
+    void clear();
 
     // called from QHostInfo
     void scheduleLookup(QHostInfoRunnable *r);
@@ -241,6 +225,8 @@ public:
     void lookupFinished(QHostInfoRunnable *r);
     bool wasAborted(int id);
 
+    QHostInfoCache cache;
+
     friend class QHostInfoRunnable;
 protected:
 #if QT_CONFIG(thread)