Remove TODOs in OperationsUtils.h that are not needed.

 - These TODOs ask for "add more documentation from upstream".
 - The upstream does not have any documentation or comments.
 And the names of the functions are quite self-explanatory.

Bug: 132323959
Bug: 132323212
Bug: 132323173
Test: none needed
Change-Id: Ib9b15ed38b0a9d02774bdfaacbb234d889ff5634
Merged-In: Ib9b15ed38b0a9d02774bdfaacbb234d889ff5634
(cherry picked from commit e26a34a556b3ee42fd4cbb17763f6d3071426b88)
1 file changed