am 373b4913: am f78acacb: Fix the \'wobbling fixed elements\' bug. Cherry-picked from master. This CL has a corresponding C++ counterpart (https://android-git.corp.google.com/g/#change,51149)

Merge commit '373b4913ab5398736551ab718eb8c39d6f76e5d0' into kraken

* commit '373b4913ab5398736551ab718eb8c39d6f76e5d0':
  Fix the 'wobbling fixed elements' bug.