Chris Yang 5c27bcf072 [iOS] Avoid crash when backdrop filter is null for PlatformViews (flutter/engine#43150) ...

During certain partial repaint logic, the backdrop filter layer is present but the filter itself is null. We need to account for it when deciding whether to add such filter to the mutator stack.

Fixes https://github.com/flutter/flutter/issues/127095

[C++, Objective-C, Java style guides]: https://github.com/flutter/engine/blob/main/CONTRIBUTING.md#style

2023-07-05 18:14:14 +00:00

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src/flutter

[iOS] Avoid crash when backdrop filter is null for PlatformViews (flutter/engine#43150)

2023-07-05 18:14:14 +00:00