What's new in the WebKitGTK 2.43.2 release?
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  - Remove the X11 and WPE renderers.
  - Release unused buffers when the view is hidden.
  - Fix flickering while playing videos with DMA-BUF sink.
  - Do not special case the "sans" font family name.
  - Fix webkit_web_context_allow_tls_certificate_for_host() for IPv6 URIs produced by SoupURI.
  - Fix several crashes and rendering issues.