Coverity: Uninitialized scalar/pointer field

src/Mod/TechDraw/Gui/TaskCosVertex.cpp

@@ -72,10 +72,19 @@ using namespace TechDrawGui;
 TaskCosVertex::TaskCosVertex(TechDraw::DrawViewPart* baseFeat,
                                TechDraw::DrawPage* page) :
     ui(new Ui_TaskCosVertex),
+    blockUpdate(false),
     m_tracker(nullptr),
+    m_mdi(nullptr),
+    m_scene(nullptr),
+    m_view(nullptr),
     m_baseFeat(baseFeat),
     m_basePage(page),
+    m_qgParent(nullptr),
+    m_trackerMode(QGTracker::None),
+    m_saveContextPolicy(Qt::DefaultContextMenu),
     m_inProgressLock(false),
+    m_btnOK(nullptr),
+    m_btnCancel(nullptr),
     m_pbTrackerState(TRACKERPICK),
     m_savePoint(QPointF(0.0,0.0)),
     pointFromTracker(false)