[decoupled] properly initialize a pointer, remove unused private

variable

Reviewed and approved by Beatrix.


git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@14485 2fb0f335-1f38-0410-981e-8018bf24f1b0

dumux/decoupled/common/impetproblem.hh

@@ -98,6 +98,7 @@ public:
      */
     IMPETProblem(TimeManager &timeManager, const GridView &gridView)
         : gridView_(gridView),
+          grid_(nullptr),
           bBoxMin_(std::numeric_limits<double>::max()),
           bBoxMax_(-std::numeric_limits<double>::max()),
           timeManager_(&timeManager),

test/decoupled/2p2c/test_adaptive2p2c3dproblem.hh

@@ -265,7 +265,6 @@ Scalar initConcentrationAtPos(const GlobalPosition& globalPos) const
 }
 
 private:
-Grid grid_;
 Dumux::VtkMultiWriter<GridView> debugWriter_;
 Scalar injectionrate_;
 };