Included changes:
* 0532abb: Rename DataClassFactory to DocumentClassFactory.
* c44176d: Update Get and Remove request objects with API council feedback.
* 1910709: Remove all remaining references to 'data class'.
* f8a5243: Fix a potential bug in BundleUtil.deepHashCode() if iteration order changes.
* 3b50162: Remove redundant logic for sorting keys.
* 2964d35: Revert "Remove redundant logic for sorting keys."
Bug: 171340471
Bug: 175763859
Bug: 178741022
Test: Presubmit
Change-Id: I5c2ec332d0f0e07913ffcec9e2dc1ef9634b33da
158ffacc06