OSX: remove the commented out parts

Author: Jared Grubb

.travis.yml

@@ -52,12 +52,6 @@ matrix:
         - COMPILER=clang++ V='Apple LLVM 11.0' WITH_CPP14=true
 
 before_install:
-  # - |
-  #   if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
-  #     brew update
-  #     brew rm --force cmake && brew install cmake
-  #   fi
-
   - CMAKE_CXX_FLAGS+=" -Wall"
 
   - if [[ "${WITH_CPP14}" == "true" ]]; then CMAKE_OPTIONS+=" -DCMAKE_CXX_STANDARD=14"; fi