Revert "Cache binder LocalCallingIdentity across requests"

This reverts commit 0eeb19b89d8c4b09450abde4c6716cf0920d79c9.

Reason for revert: Likely culprit for b/151756262 and b/151696203

Bug: 151696203
Change-Id: Icdf21a210f3108a53f8b7dddb4c0bdc2a2a9cead
3 files changed