Bug 866232 - Add an APZCTreeManager to encapsulate the multiple APZCs corresponding to a given layer tree. r=
Bug 866232 - Add code to build the APZC tree on layer updates. r=
Bug 866232 - Some documentation/variable renaming cleanup. r=
Bug 866232 - Extract a GetCurrentAsyncTransform method in APZC. r=
Bug 866232 - Add visible region tracking and hit-testing code for APZCTreeManager. r=
Fix hit-testing code
Bug 866232 - Update and re-enable the test for hit detection in the APZC tree. r=
Update TabChild to set the scroll position and displayport on subframes when they are scrolled by the APZC. r=
Disable BrowserElementPanning.js from interfering with multi-apzc