Handle null filter arguments in MethodHandles.filterArguments according to javadoc.

null filters should be treated as identity functions and if all
filters are null then target MethodHandle should be returned.

Bug: 317497220
Test: CtsLibcoreTestCases
Test: CtsLibcoreOjTestCases
Change-Id: I508255a778def03bd5d7dbac757d451389d13713
3 files changed