Update notes for submitted changes

* Create a scoped arena allocator and use that for LVN.
Update notes for submitted changes

* Use ScopedArenaAllocator for CacheFieldLoweringInfo pass.
Update notes for submitted changes

* backtrace: use Java stack to help decode native
Update notes for submitted changes

* Fix clang errors in ArenaAllocator.
Update notes for submitted changes

* Add more VerifyObject calls.
Update notes for submitted changes

* Release unused parts of a JNI frame before calling native code
Update notes for submitted changes

* Add convenience targets for switching between full, smart, interpret-only
Update notes for submitted changes

* Make use of profiling information for dex2oat
Update notes for submitted changes

* Use GetEntryPointFromQuickCompiledCode instead of GetQuickOatCodeOffset
Update notes for submitted changes

* Bump oat version due to InstructionSet enum renumbering in change:
Update notes for submitted changes

* Fix tests to pass with VerifyObject.
Update notes for submitted changes

* Make clang the default compiler on host.
Update notes for submitted changes

* Revert "Make clang the default compiler on host."
Update notes for submitted changes

* Revert "Revert "Make clang the default compiler on host.""
Update notes for submitted changes

* JNI down call fixes.
Update notes for submitted changes

* Work around arm64 host prebuilt differences.
Update notes for submitted changes

* Support WITHOUT_CLANG builds
Update notes for submitted changes

* Add includes to fix gcc 4.7 build.
Update notes for submitted changes

* Cache method lowering info in mir graph.
Update notes for submitted changes

* New header fix for gcc 4.7 build.