Added clear method to make sure all objects are destroyed.

p4#: 20828

ApplicationCode/ReservoirDataModel/RigGridCollection.cpp

@@ -88,6 +88,14 @@ bool RigGridCollection::isEqual(RigMainGrid* gridA, RigMainGrid* gridB)
     return true;
 }
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RigGridCollection::clear()
+{
+    m_caseToGrid.clear();
+}
+
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------

ApplicationCode/ReservoirDataModel/RigGridCollection.h

@@ -36,6 +36,8 @@ public:
     
     RigMainGrid* findEqualGrid(RigMainGrid* candidateGrid);
 
+    void clear();
+
 private:
 
     static bool isEqual(RigMainGrid* gridA, RigMainGrid* gridB);