Squash and merge #60: Make comments descriptive instead of imperative.
Squash and merge #60: Make comments descriptive instead of imperative.

    https://google.github.io/styleguide/cppguide.html#Function_Comments

antiagainst/shaderc,AWoloszyn/shaderc,dneto0/shaderc,fuchsia-mirror/third_party-shaderc,Qining/shaderc,AWoloszyn/shaderc,antiagainst/shaderc,dneto0/shaderc,dneto0/shaderc,dneto0/shaderc,Qining/shaderc,antiagainst/shaderc,Qining/shaderc,fuchsia-mirror/third_party-shaderc,AWoloszyn/shaderc,antiagainst/shaderc,fuchsia-mirror/third_party-shaderc