Fix the emitted error for invalid targets in WebGLRenderingContext::BufferData_
Fix the emitted error for invalid targets in WebGLRenderingContext::BufferData_

SimonSapin/servo,upsuper/servo,ConnorGBrewster/servo,dati91/servo,avadacatavra/servo,pyfisch/servo,pyfisch/servo,nnethercote/servo,cbrewster/servo,jimberlage/servo,canaltinova/servo,cbrewster/servo,DominoTree/servo,splav/servo,pyfisch/servo,cbrewster/servo,DominoTree/servo,splav/servo,szeged/servo,paulrouget/servo,peterjoel/servo,DominoTree/servo,paulrouget/servo,DominoTree/servo,saneyuki/servo,mbrubeck/servo,saneyuki/servo,notriddle/servo,sadmansk/servo,sadmansk/servo,larsbergstrom/servo,DominoTree/servo,saneyuki/servo,notriddle/servo,sadmansk/servo,szeged/servo,peterjoel/servo,jimberlage/servo,SimonSapin/servo,ConnorGBrewster/servo,mbrubeck/servo,canaltinova/servo,KiChjang/servo,sadmansk/servo,upsuper/servo,paulrouget/servo,cbrewster/servo,KiChjang/servo,pyfisch/servo,SimonSapin/servo,upsuper/servo,avadacatavra/servo,emilio/servo,paulrouget/servo,mattnenterprise/servo,szeged/servo,nnethercote/servo,mbrubeck/servo,mbrubeck/servo,szeged/servo,notriddle/servo,SimonSapin/servo,avadacatavra/servo,peterjoel/servo,sadmansk/servo,mattnenterprise/servo,splav/servo,larsbergstrom/servo,canaltinova/servo,mbrubeck/servo,splav/servo,dati91/servo,splav/servo,paulrouget/servo,saneyuki/servo,DominoTree/servo,dati91/servo,mattnenterprise/servo,DominoTree/servo,avadacatavra/servo,jimberlage/servo,peterjoel/servo,mbrubeck/servo,sadmansk/servo,notriddle/servo,nnethercote/servo,nnethercote/servo,jimberlage/servo,szeged/servo,paulrouget/servo,SimonSapin/servo,pyfisch/servo,DominoTree/servo,splav/servo,cbrewster/servo,sadmansk/servo,saneyuki/servo,pyfisch/servo,canaltinova/servo,paulrouget/servo,emilio/servo,KiChjang/servo,cbrewster/servo,upsuper/servo,peterjoel/servo,ConnorGBrewster/servo,jimberlage/servo,emilio/servo,peterjoel/servo,canaltinova/servo,emilio/servo,emilio/servo,emilio/servo,szeged/servo,nnethercote/servo,larsbergstrom/servo,notriddle/servo,notriddle/servo,nnethercote/servo,paulrouget/servo,larsbergstrom/servo,larsbergstrom/servo,szeged/servo,upsuper/servo,notriddle/servo,szeged/servo,saneyuki/servo,emilio/servo,emilio/servo,DominoTree/servo,sadmansk/servo,KiChjang/servo,saneyuki/servo,avadacatavra/servo,SimonSapin/servo,canaltinova/servo,ConnorGBrewster/servo,larsbergstrom/servo,KiChjang/servo,larsbergstrom/servo,emilio/servo,mattnenterprise/servo,nnethercote/servo,saneyuki/servo,jimberlage/servo,ConnorGBrewster/servo,paulrouget/servo,peterjoel/servo,peterjoel/servo,dati91/servo,jimberlage/servo,upsuper/servo,avadacatavra/servo,larsbergstrom/servo,KiChjang/servo,KiChjang/servo,mattnenterprise/servo,saneyuki/servo,splav/servo,mattnenterprise/servo,ConnorGBrewster/servo,upsuper/servo,jimberlage/servo,ConnorGBrewster/servo,jimberlage/servo,SimonSapin/servo,notriddle/servo,larsbergstrom/servo,KiChjang/servo,notriddle/servo,mbrubeck/servo,dati91/servo,splav/servo,upsuper/servo,canaltinova/servo,saneyuki/servo,mattnenterprise/servo,nnethercote/servo,pyfisch/servo,nnethercote/servo,szeged/servo,larsbergstrom/servo,DominoTree/servo,pyfisch/servo,mbrubeck/servo,cbrewster/servo,pyfisch/servo,peterjoel/servo,paulrouget/servo,mattnenterprise/servo,notriddle/servo,dati91/servo,SimonSapin/servo,KiChjang/servo,cbrewster/servo,peterjoel/servo,splav/servo,KiChjang/servo,splav/servo,ConnorGBrewster/servo,avadacatavra/servo,avadacatavra/servo,szeged/servo,pyfisch/servo,emilio/servo,dati91/servo,nnethercote/servo,dati91/servo,canaltinova/servo