Rewrite simple uses of base::ListValue::Append() taking a raw pointer var.

Generated with https://codereview.chromium.org/2056153003/.

BUG=581865
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel;tryserver.chromium.win:win_optional_gpu_tests_rel
TBR=eroman@chromium.org,hashimoto@chromium.org,jochen@chromium.org,piman@chromium.org,rdevlin.cronin@chromium.org,rogerta@chromium.org

Review-Url: https://codereview.chromium.org/2058233002
Cr-Commit-Position: refs/heads/master@{#399362}
96 files changed