Add simple AccessorProvider case to binderAllocationLimits

Help understand where allocations are coming from. Make sure it doesn't
get worse, and provide a way to measure the difference for future
changes.

Test: atest binderAllocationLimits
Bug: 361614498
Change-Id: I2cbf327c0a4fd8c82d02c49ca88aa749084e6ea2
1 file changed