Revert "Revert "libmojo: Uprev the library to r456626 from Chromium""

This reverts commit 21a249e4d9cb0b2ec6f0ff84ed5f7939ea67ac52.

Test: Build.
Change-Id: Id31199817067e933eb08889b21b83c787b0d4c0d
Merged-In: I2f77e0bb4541d6520dac974cd499b30561c6658f
583 files changed