src: Changed tmp<volField> construction to use the new simpler "New" method

avoiding unnecessary database registration of temporary fields

src/functionObjects/field/CourantNo/CourantNo.C

@@ -75,14 +75,9 @@ bool Foam::functionObjects::CourantNo::calc()
 
         tmp<volScalarField> tCo
         (
-            new volScalarField
+            volScalarField::New
             (
-                IOobject
-                (
-                    resultName_,
-                    mesh_.time().timeName(),
-                    mesh_
-                ),
+                resultName_,
                 mesh_,
                 dimensionedScalar(dimless, 0),
                 zeroGradientFvPatchScalarField::typeName

src/functionObjects/field/processorField/processorField.C

@@ -76,14 +76,9 @@ bool Foam::functionObjects::processorField::execute()
 
     tmp<volScalarField> tprocField
     (
-        new volScalarField
+        volScalarField::New
         (
-            IOobject
-            (
-                name,
-                mesh_.time().timeName(),
-                mesh_
-            ),
+            name,
             mesh_,
             dimensionedScalar(name, dimless, Pstream::myProcNo())
         )

src/functionObjects/field/wallHeatFlux/wallHeatFlux.C

@@ -67,14 +67,9 @@ Foam::functionObjects::wallHeatFlux::calcWallHeatFlux
 {
     tmp<volScalarField> twallHeatFlux
     (
-        new volScalarField
+        volScalarField::New
         (
-            IOobject
-            (
-                type(),
-                mesh_.time().timeName(),
-                mesh_
-            ),
+            type(),
             mesh_,
             dimensionedScalar(dimMass/pow3(dimTime), 0)
         )

src/functionObjects/field/wallHeatTransferCoeff/wallHeatTransferCoeff.C

@@ -72,14 +72,9 @@ Foam::functionObjects::wallHeatTransferCoeff::calcHeatTransferCoeff
 {
     tmp<volScalarField> twallHeatTransferCoeff
     (
-        new volScalarField
+        volScalarField::New
         (
-            IOobject
-            (
-                type(),
-                mesh_.time().timeName(),
-                mesh_
-            ),
+            type(),
             mesh_,
             dimensionedScalar
             (

src/functionObjects/field/wallShearStress/wallShearStress.C

@@ -65,14 +65,9 @@ Foam::functionObjects::wallShearStress::calcShearStress
 {
     tmp<volVectorField> twallShearStress
     (
-        new volVectorField
+        volVectorField::New
         (
-            IOobject
-            (
-                type(),
-                mesh_.time().timeName(),
-                mesh_
-            ),
+            type(),
             mesh_,
             dimensionedVector("0", Reff.dimensions(), Zero)
         )

src/functionObjects/field/yPlus/yPlus.C

@@ -69,14 +69,9 @@ Foam::tmp<Foam::volScalarField> Foam::functionObjects::yPlus::calcYPlus
 {
     tmp<volScalarField> tyPlus
     (
-        new volScalarField
+        volScalarField::New
         (
-            IOobject
-            (
-                type(),
-                mesh_.time().timeName(),
-                mesh_
-            ),
+            type(),
             mesh_,
             dimensionedScalar(dimless, 0)
         )