Tabular counters: fix dangling reference to color_output_.
Tabular counters: fix dangling reference to color_output_.

mockingbirdnest/benchmark,efcs/benchmark,codygray/benchmark,disconnect3d/benchmark,google/benchmark,mockingbirdnest/benchmark,everbase/benchmark,codygray/benchmark,disconnect3d/benchmark,efcs/benchmark,codygray/benchmark,mockingbirdnest/benchmark,disconnect3d/benchmark,everbase/benchmark,mockingbirdnest/benchmark,everbase/benchmark,google/benchmark,everbase/benchmark,codygray/benchmark,disconnect3d/benchmark,google/benchmark,efcs/benchmark,efcs/benchmark