Remove unnecessarily complicated code. am: 634f84fed4 am: 8817ca370b am: 983714d6fe am: e224d9b092 am: 04da93f53d

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

Change-Id: I79c813d2097ae828df2ecc7dc9814b7745eb10c1