[PATCH v2 0/3] MR698: d2d1: Implement transform graph.

[Ziqing Hui (＠zhui)]

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  v2: d2d1: Implement nodes connection for ID2D1TransformGraph.
      d2d1: Implement nodes adding and removal for ID2D1TransformGraph.
      d2d1/tests: Add more tests for ID2D1TransformGraph.

https://gitlab.winehq.org/wine/wine/-/merge_requests/698