support rust native value #2211

Job	Run time
bridge_unit_test	9m 31s
build_bridge	7m 28s
setup	15s
webf_unit_test	1m 3s
multiple_page_test	2m 28s
preload_page_test	2m 26s
memory_leak_test	3m 2s
integration_test (BOM)	1m 15s
prerendering_page_test	2m 18s
integration_test (CSSOM)	1m 7s
integration_test (Storage)	1m 16s
integration_test (DOM)	2m 31s
integration_test (BoxModelAndSizing)	3m 4s
integration_test (BackgroundsAndBordersAndOverflow)	2m 15s
integration_test (FlexBoxLayoutAndPositionedLayout)	1m 35s
integration_test (FontsAndImages)	1m 25s
integration_test (TextAndColorAndFilterEffect)	1m 8s
integration_test (Transforms)	1m 9s
integration_test (Transitions)	1m 57s
integration_test (Animations)	2m 5s
integration_test (ValuesAndUnitAndVaraiables)	1m 48s
integration_test (Selectors)	1m 20s
integration_test (SVG)	1m 44s
	54m 10s

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