Remove unnecessarily complicated code. am: 634f84fed4 am: 8817ca370b am: 983714d6fe am: e224d9b092

Original change: https://android-review.googlesource.com/c/platform/system/libhwbinder/+/2000112

Change-Id: I275e01acb94338570863b2761c88e6e18325f7c6