What's new in the WebKitGTK 2.43.1 release?
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  - Improve vblank synchronization when rendering.
  - Improve DMA-BUF buffers handling for video frames.
  - Use the buffer format preferred by the driver in DMA-BUF renderer.
  - Do not block the compositing thread waiting for rendering threads.
  - Improve performance when scaling images in a canvas.
  - Fix several crashes and rendering issues.
  - Translation updates: Swedish.