rm googlemock subdirectory

3rdparty/common/gtest/gtest-1.11.0/ci/linux-presubmit.sh

3rdparty/common/gtest/gtest-1.11.0/ci/macos-presubmit.sh

3rdparty/common/gtest/gtest-1.11.0/docs/_config.yml

3rdparty/common/gtest/gtest-1.11.0/docs/_data/navigation.yml

...arty/common/gtest/gtest-1.11.0/docs/_layouts/default.html

3rdparty/common/gtest/gtest-1.11.0/docs/_sass/main.scss

3rdparty/common/gtest/gtest-1.11.0/docs/advanced.md

...arty/common/gtest/gtest-1.11.0/docs/assets/css/style.scss

...test/gtest-1.11.0/docs/community_created_documentation.md

3rdparty/common/gtest/gtest-1.11.0/docs/faq.md

3rdparty/common/gtest/gtest-1.11.0/docs/gmock_cheat_sheet.md

3rdparty/common/gtest/gtest-1.11.0/docs/gmock_cook_book.md

3rdparty/common/gtest/gtest-1.11.0/docs/gmock_faq.md

3rdparty/common/gtest/gtest-1.11.0/docs/gmock_for_dummies.md

3rdparty/common/gtest/gtest-1.11.0/docs/index.md

3rdparty/common/gtest/gtest-1.11.0/docs/pkgconfig.md

3rdparty/common/gtest/gtest-1.11.0/docs/platforms.md

3rdparty/common/gtest/gtest-1.11.0/docs/primer.md

3rdparty/common/gtest/gtest-1.11.0/docs/quickstart-bazel.md

3rdparty/common/gtest/gtest-1.11.0/docs/quickstart-cmake.md