well models: remove superfluous arguments

concretely this means the `eclState` and `schedule` arguments to the
`init()` and `beginTimeStep()` methods.

ebos/eclproblem.hh

@@ -824,11 +824,7 @@ public:
             updateMaxPolymerAdsorption_();
 
         // set up the wells for the next episode.
-        //
+        wellModel_.beginEpisode(isOnRestart);
-        // TODO: the first two arguments seem to be unnecessary
-        wellModel_.beginEpisode(this->simulator().vanguard().eclState(),
-                                this->simulator().vanguard().schedule(),
-                                isOnRestart);
 
         aquiferModel_.beginEpisode();
 
@@ -1447,7 +1443,7 @@ public:
         // initialize the wells. Note that this needs to be done after initializing the
         // intrinsic permeabilities and the after applying the initial solution because
         // the well model uses these...
-        wellModel_.init(eclState, this->simulator().vanguard().schedule());
+        wellModel_.init();
 
         // let the object for threshold pressures initialize itself. this is done only at
         // this point, because determining the threshold pressures may require to access

ebos/eclwellmanager.hh

@@ -101,9 +101,10 @@ public:
      *
      * I.e., well positions, names etc...
      */
-    void init(const Opm::EclipseState& eclState OPM_UNUSED,
+    void init()
-              const Opm::Schedule& deckSchedule)
     {
+        const Opm::Schedule& deckSchedule = simulator_.vanguard().schedule();
+
         // create the wells which intersect with the current process' grid
         for (size_t deckWellIdx = 0; deckWellIdx < deckSchedule.numWells(); ++deckWellIdx)
         {
@@ -130,8 +131,10 @@ public:
      * \brief This should be called the problem before each simulation
      *        episode to adapt the well controls.
      */
-    void beginEpisode(const Opm::EclipseState& eclState, const Opm::Schedule& deckSchedule, bool wasRestarted=false)
+    void beginEpisode(bool wasRestarted=false)
     {
+        const Opm::EclipseState& eclState = simulator_.vanguard().eclState();
+        const Opm::Schedule& deckSchedule = simulator_.vanguard().schedule();
         unsigned episodeIdx = simulator_.episodeIndex();
 
         WellConnectionsMap wellCompMap;

opm/autodiff/BlackoilWellModel.hpp

@@ -112,7 +112,7 @@ namespace Opm {
 
             BlackoilWellModel(Simulator& ebosSimulator);
 
-            void init(const Opm::EclipseState& eclState, const Opm::Schedule& schedule);
+            void init();
 
             /////////////
             // <eWoms auxiliary module stuff>
@@ -153,9 +153,7 @@ namespace Opm {
                 // TODO (?)
             }
 
-            void beginEpisode(const Opm::EclipseState& /* eclState */,
+            void beginEpisode(bool isRestart)
-                              const Opm::Schedule& /* schedule */,
-                              bool isRestart)
             {
                 size_t episodeIdx = ebosSimulator_.episodeIndex();
                 // beginEpisode in eclProblem advances the episode index

opm/autodiff/BlackoilWellModel_impl.hpp

@@ -38,8 +38,11 @@ namespace Opm {
     template<typename TypeTag>
     void
     BlackoilWellModel<TypeTag>::
-    init(const Opm::EclipseState& eclState, const Opm::Schedule& /* schedule */)
+    init()
     {
+        const Opm::EclipseState& eclState = ebosSimulator_.vanguard().eclState();
+        const Opm::Schedule& schedule = ebosSimulator_.vanguard().schedule();
+
         gravity_ = ebosSimulator_.problem().gravity()[2];
 
         extractLegacyCellPvtRegionIndex_();