What's new in the WebKitGTK 2.50.2 release?
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  - Prevent unsafe URI schemes from participating in media playback.
  - Make jsc_value_array_buffer_get_data() function introspectable.
  - Fix logging in to Google accounts that have a WebAuthn second factor configured.
  - Fix loading webkit://gpu when there are no threads configured for GPU rendering.
  - Fix rendering gradiants that use the CSS hue interpolation method.
  - Fix pasting image data from the clipboard.
  - Fix font-family selection when the font name contains spaces.
  - Fix the build with standard C libraries that lack execinfo.h,
    like Musl or uClibc.
  - Fix capturing canvas snapshots in the Web Inspector.
  - Fix several crashes and rendering issues.