Update to 60.0.2

Changelog:
Fixed
    Fix missing nodes in the developer tools Inspector panel (bug 1460223)

    Various security fixes

    Fix font rendering when using third-party font managers on OS X 10.11
      and earlier (bug 1460917)

Security fix:
#CVE-2018-6126: Heap buffer overflow rasterizing paths in SVG with Skia

(ryoon)