tree 94969f2387f0e6dad8c7e5712aa8187c9de2be56
parent 39109a06015c91188232e59fa9e60e0915d24cd7
author Calin Juravle <calin@google.com> 1423754722 +0000
committer Calin Juravle <calin@google.com> 1424365672 +0000

Reference type propagation

- propagate reference types between instructions
- remove checked casts when possible
- add StackHandleScopeCollection to manage an arbitrary number of stack
handles (see comments)

Change-Id: I31200067c5e7375a5ea8e2f873c4374ebdb5ee60