chemistryReduction: Restore default selection of no reduction if settings are absent

src/thermophysicalModels/chemistryModel/chemistryModel/reduction/chemistryReductionMethod/chemistryReductionMethod.C

@@ -28,6 +28,27 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class ThermoType>
+Foam::chemistryReductionMethod<ThermoType>::chemistryReductionMethod
+(
+    Foam::chemistryModel<ThermoType>& chemistry
+)
+:
+    coeffsDict_(),
+    chemistry_(chemistry),
+    nSpecie_(chemistry.nSpecie()),
+    nActiveSpecies_(chemistry.nSpecie()),
+    reactionsDisabled_(chemistry.nReaction(), false),
+    activeSpecies_(chemistry.nSpecie(), true),
+    log_(false),
+    tolerance_(NaN),
+    clockTime_(clockTime()),
+    sumnActiveSpecies_(0),
+    sumn_(0),
+    reduceMechCpuTime_(0)
+{}
+
+
 template<class ThermoType>
 Foam::chemistryReductionMethod<ThermoType>::chemistryReductionMethod
 (

src/thermophysicalModels/chemistryModel/chemistryModel/reduction/chemistryReductionMethod/chemistryReductionMethod.H

@@ -142,6 +142,12 @@ public:
 
     // Constructors
 
+        //- Construct from components
+        chemistryReductionMethod
+        (
+            chemistryModel<ThermoType>& chemistry
+        );
+
         //- Construct from components
         chemistryReductionMethod
         (

src/thermophysicalModels/chemistryModel/chemistryModel/reduction/noChemistryReduction/noChemistryReduction.C

@@ -34,7 +34,7 @@ Foam::chemistryReductionMethods::none<ThermoType>::none
     chemistryModel<ThermoType>& chemistry
 )
 :
-    chemistryReductionMethod<ThermoType>(dict, chemistry)
+    chemistryReductionMethod<ThermoType>(chemistry)
 {}