Skip test GLPrograms test when GL or Gr context can't be created.
Skip test GLPrograms test when GL or Gr context can't be created.

TBR: http://codereview.appspot.com/4946041/



git-svn-id: e8541e15acce502a64c929015570ad1648e548cd@2167 2bbb7eff-a529-9590-31e7-b0007b416f81

metajack/skia,Cue/skia,metajack/skia,Cue/skia,mrobinson/skia,metajack/skia,metajack/skia,mrobinson/skia,mrobinson/skia,mrobinson/skia,mrobinson/skia,Cue/skia,Cue/skia