Removed default constructor, copy constructor and assignment operator for CheckHandler.
Removed default constructor, copy constructor and assignment operator for CheckHandler.

nickhutchinson/benchmark,nickhutchinson/benchmark-cxx03,chemhack/benchmark,fuchsia-mirror/third_party-benchmark,codygray/benchmark,disconnect3d/benchmark,disconnect3d/benchmark,nickhutchinson/benchmark-cxx03,eliben/benchmark,ntx-/benchmark,codygray/benchmark,efcs/benchmark,chemhack/benchmark,everbase/benchmark,LepelTsmok/benchmark,ntx-/benchmark,nickhutchinson/benchmark-cxx03,LepelTsmok/benchmark,mockingbirdnest/benchmark,nickhutchinson/benchmark,nickhutchinson/benchmark,everbase/benchmark,mockingbirdnest/benchmark,LepelTsmok/benchmark,mockingbirdnest/benchmark,xlqian/benchmark,chemhack/benchmark,fuchsia-mirror/third_party-benchmark,xlqian/benchmark,everbase/benchmark,google/benchmark,fuchsia-mirror/third_party-benchmark,eliben/benchmark,disconnect3d/benchmark,google/benchmark,disconnect3d/benchmark,efcs/benchmark,efcs/benchmark,google/benchmark,everbase/benchmark,chemhack/benchmark,codygray/benchmark,eliben/benchmark,fuchsia-mirror/third_party-benchmark,efcs/benchmark,nickhutchinson/benchmark,ntx-/benchmark,xlqian/benchmark,mockingbirdnest/benchmark,eliben/benchmark,ntx-/benchmark,nickhutchinson/benchmark-cxx03,LepelTsmok/benchmark,codygray/benchmark,xlqian/benchmark