Parcel nested stack trace elements

The only thing printed besides the stack elements is the classname `LogStackTrace`.
This is useless.
We can improve performance by only parceling around the StackTraceElement[] instead of serializing the whole Throwable.

testCrossBinderThreadViolation is currently ~3,700,000

Test: cts-tradefed run cts-dev --module CtsOsTestCases --test
android.os.cts.StrictModeTest
Bug: 68257982
Bug: 62458734
Bug: 68383527

timeThreadViolation_mean=374405
timeThreadViolation_median=372258
timeThreadViolation_min=367266
timeThreadViolation_standardDeviation=6998

timeCrossBinderThreadViolationNoStrictMode_mean=2331746
timeCrossBinderThreadViolationNoStrictMode_median=2337964
timeCrossBinderThreadViolationNoStrictMode_min=2226280
timeCrossBinderThreadViolationNoStrictMode_standardDeviation=64135

timeCrossBinderThreadViolation_mean=2484286
timeCrossBinderThreadViolation_median=2345391
timeCrossBinderThreadViolation_min=2331061
timeCrossBinderThreadViolation_standardDeviation=251332

timeVmViolationNoStrictMode_mean=2677281
timeVmViolationNoStrictMode_median=2733943
timeVmViolationNoStrictMode_min=2319806
timeVmViolationNoStrictMode_standardDeviation=295305

timeVmViolation_mean=3718122
timeVmViolation_median=3632176
timeVmViolation_min=3557980
timeVmViolation_standardDeviation=236624

timeThreadViolationNoStrictMode_mean=414257
timeThreadViolationNoStrictMode_median=414664
timeThreadViolationNoStrictMode_min=397317
timeThreadViolationNoStrictMode_standardDeviation=12954

Change-Id: If59812d71917aed08d557936ff7495d2f4ded23b