Mark inspector/profiler/heap-snapshot-loader.html as failing

BUG=330617
TBR=loislo@chromium.org

Review URL: https://codereview.chromium.org/111833009

git-svn-id: svn://svn.chromium.org/blink/trunk@164320 bbb929c8-8fbe-4397-9dbb-9b2b20218538