Merge SHA:
38965378 ANDROID: 16K: Only check basename of linker context

Bug: 300854197
Bug: 146449535 (ACK)
Bug: 161946584 (ACK)
Bug: 239396464 (ACK)
Bug: 254441685 (ACK)
Bug: 299190787 (ACK)
Bug: 330767927 (ACK)
Bug: 333778731 (ACK)
Bug: 335584973 (ACK)
Bug: 335718233 (ACK)
Bug: 336226035 (ACK)
Bug: 339526723 (ACK)
Bug: 340049585 (ACK)
Bug: 343727534 (ACK)
Change-Id: I58eef8bebe29ffdab2c47d90bd835af24837d735
Signed-off-by: Pindar Yang <pindaryang@google.com>