Fix unused variable warnings
Fix unused variable warnings

Rebased-by: John W. Peterson <01ed71589468ceccd639d7d4357a488f616de824@gmail.com>

jwpeterson/libmesh,pbauman/libmesh,hrittich/libmesh,jwpeterson/libmesh,dknez/libmesh,balborian/libmesh,libMesh/libmesh,balborian/libmesh,balborian/libmesh,coreymbryant/libmesh,aeslaughter/libmesh,aeslaughter/libmesh,benkirk/libmesh,aeslaughter/libmesh,svallaghe/libmesh,friedmud/libmesh,benkirk/libmesh,90jrong/libmesh,pbauman/libmesh,coreymbryant/libmesh,giorgiobornia/libmesh,roystgnr/libmesh,90jrong/libmesh,libMesh/libmesh,hrittich/libmesh,90jrong/libmesh,BalticPinguin/libmesh,hrittich/libmesh,pbauman/libmesh,jwpeterson/libmesh,vikramvgarg/libmesh,svallaghe/libmesh,giorgiobornia/libmesh,coreymbryant/libmesh,90jrong/libmesh,svallaghe/libmesh,giorgiobornia/libmesh,vikramvgarg/libmesh,benkirk/libmesh,roystgnr/libmesh,friedmud/libmesh,friedmud/libmesh,roystgnr/libmesh,coreymbryant/libmesh,capitalaslash/libmesh,hrittich/libmesh,benkirk/libmesh,vikramvgarg/libmesh,roystgnr/libmesh,vikramvgarg/libmesh,vikramvgarg/libmesh,hrittich/libmesh,benkirk/libmesh,90jrong/libmesh,pbauman/libmesh,roystgnr/libmesh,aeslaughter/libmesh,roystgnr/libmesh,pbauman/libmesh,jwpeterson/libmesh,jwpeterson/libmesh,aeslaughter/libmesh,hrittich/libmesh,giorgiobornia/libmesh,pbauman/libmesh,90jrong/libmesh,aeslaughter/libmesh,dschwen/libmesh,pbauman/libmesh,dschwen/libmesh,libMesh/libmesh,90jrong/libmesh,friedmud/libmesh,coreymbryant/libmesh,BalticPinguin/libmesh,dknez/libmesh,dschwen/libmesh,benkirk/libmesh,hrittich/libmesh,libMesh/libmesh,svallaghe/libmesh,pbauman/libmesh,balborian/libmesh,dschwen/libmesh,jwpeterson/libmesh,libMesh/libmesh,capitalaslash/libmesh,coreymbryant/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,balborian/libmesh,dknez/libmesh,hrittich/libmesh,roystgnr/libmesh,balborian/libmesh,balborian/libmesh,BalticPinguin/libmesh,libMesh/libmesh,friedmud/libmesh,aeslaughter/libmesh,friedmud/libmesh,benkirk/libmesh,dschwen/libmesh,giorgiobornia/libmesh,balborian/libmesh,friedmud/libmesh,pbauman/libmesh,svallaghe/libmesh,capitalaslash/libmesh,roystgnr/libmesh,dschwen/libmesh,benkirk/libmesh,dknez/libmesh,dknez/libmesh,BalticPinguin/libmesh,benkirk/libmesh,dknez/libmesh,giorgiobornia/libmesh,svallaghe/libmesh,BalticPinguin/libmesh,jwpeterson/libmesh,aeslaughter/libmesh,capitalaslash/libmesh,capitalaslash/libmesh,giorgiobornia/libmesh,capitalaslash/libmesh,svallaghe/libmesh,hrittich/libmesh,friedmud/libmesh,vikramvgarg/libmesh,balborian/libmesh,libMesh/libmesh,jwpeterson/libmesh,coreymbryant/libmesh,90jrong/libmesh,dknez/libmesh,vikramvgarg/libmesh,capitalaslash/libmesh,capitalaslash/libmesh,libMesh/libmesh,svallaghe/libmesh,90jrong/libmesh,BalticPinguin/libmesh,balborian/libmesh,friedmud/libmesh,dknez/libmesh,giorgiobornia/libmesh,coreymbryant/libmesh,vikramvgarg/libmesh,dschwen/libmesh,BalticPinguin/libmesh,vikramvgarg/libmesh,aeslaughter/libmesh,dschwen/libmesh,svallaghe/libmesh