Merge branch 'unused_var_really' into 'master'

heightfield not used

See merge request OpenMW/openmw!5084

Author: AnyOldName3

apps/openmw/mwworld/scene.cpp

@@ -457,7 +457,7 @@ namespace MWWorld
                 mPhysics->addHeightField(defaultHeight.data(), cellX, cellY, worldsize, verts,
                     ESM::Land::DEFAULT_HEIGHT, ESM::Land::DEFAULT_HEIGHT, land.get());
             }
-            if (const auto heightField = mPhysics->getHeightField(cellX, cellY))
+            if (mPhysics->getHeightField(cellX, cellY))
             {
                 const osg::Vec2i cellPosition(cellX, cellY);
                 const HeightfieldShape shape = [&]() -> HeightfieldShape {
@@ -510,7 +510,7 @@ namespace MWWorld
 
             if (cellVariant.isExterior())
             {
-                if (mPhysics->getHeightField(cellX, cellY) != nullptr)
+                if (mPhysics->getHeightField(cellX, cellY))
                     mNavigator.addWater(
                         osg::Vec2i(cellX, cellY), ESM::Land::REAL_SIZE, waterLevel, navigatorUpdateGuard);
             }