Update host_bcp.sh script to use apex-info-list.xml

Use the host-generated apex-info-list mapping to trace bootclasspath
references to apex jars. This seems to be slightly more robust to host
paths for both flattened and unflattened modules.

Test: art/tools/compile-classes.sh Bar.java
Bug: 161394143
Change-Id: I40f62fc1bde54b1303f5b85ab0604274d20ec046
2 files changed