Merge "Add metrics for create directory and rename file operations" into nyc-dev
am: 3d6dc3a

* commit '3d6dc3a60a0edcdc4bf6eb4cccb3a20c807b6975':
  Add metrics for create directory and rename file operations

Change-Id: Id4906554e3607e8f1cbdd773343e2b3767d7bb71