Only convert format if input is of layout-agnostic type.
authorYao Zhang <yaozhang@google.com>
Fri, 9 Feb 2018 07:17:54 +0000 (23:17 -0800)
committerTensorFlower Gardener <gardener@tensorflow.org>
Fri, 9 Feb 2018 07:21:54 +0000 (23:21 -0800)
commit72b1a058613c26938a57670b3f32e29ba0e58d23
treeea1ded10d70f507df2b6ec472a1d7d96af9a0bd1
parent7f1f8b6f75c03c80dd153d508ffe255da1b151c1
Only convert format if input is of layout-agnostic type.

PiperOrigin-RevId: 185103227
tensorflow/core/grappler/optimizers/layout_optimizer.cc
tensorflow/python/grappler/layout_optimizer_test.py