BUG: triSurfaceMesh: construct-from-triSurface refers to original surface. Fixes #519.

src/meshTools/searchableSurfaces/triSurfaceMesh/triSurfaceMesh.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2011-2017 OpenFOAM Foundation
-     \\/     M anipulation  | Copyright (C) 2015 OpenCFD Ltd.
+     \\/     M anipulation  | Copyright (C) 2015-2017 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -222,7 +222,7 @@ Foam::triSurfaceMesh::triSurfaceMesh(const IOobject& io, const triSurface& s)
         )
     ),
     triSurface(s),
-    triSurfaceRegionSearch(s),
+    triSurfaceRegionSearch(static_cast<const triSurface&>(*this)),
     minQuality_(-1),
     surfaceClosed_(-1),
     outsideVolType_(volumeType::UNKNOWN)
@@ -412,6 +412,7 @@ Foam::triSurfaceMesh::triSurfaceMesh
     }
 }
 
+
 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
 Foam::triSurfaceMesh::~triSurfaceMesh()