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6bdc2f067f
The regression on the complex layout app is due to lazily constructing the AHBs on the first few frames: https://flutter-flutter-perf.skia.org/e/?begin=1712175722&end=1715166324&queries=device_type%3DPixel_7_Pro%26sub_result%3D90th_percentile_frame_rasterizer_time_millis%26sub_result%3D99th_percentile_frame_rasterizer_time_millis%26sub_result%3Daverage_frame_rasterizer_time_millis%26sub_result%3Dworst_frame_rasterizer_time_millis%26test%3Dcomplex_layout_scroll_perf_impeller__timeline_summary&requestType=0&selected=commit%3D40701%26name%3D%252Carch%253Dintel%252Cbranch%253Dmaster%252Cconfig%253Ddefault%252Cdevice_type%253DPixel_7_Pro%252Cdevice_version%253Dnone%252Chost_type%253Dlinux%252Csub_result%253Dworst_frame_rasterizer_time_millis%252Ctest%253Dcomplex_layout_scroll_perf_impeller__timeline_summary%252C Lets try eager initialization like the KHR swapchain does.