Remove the 'Move File' refactoring.

Remove the 'Move File' refactoring.

It has been broken since we switched to Analysis Driver.
Given that IDEA does not use it, there is little incentive to fix it.

R=brianwilkerson@google.com, paulberry@google.com
BUG=

Committed: https://github.com/dart-lang/sdk/commit/90121b528aac0086d5c5fa5324044aa3aa9b2987

[Paul Berry, 2017-07-18 22:06:50]

lgtm

[scheglov, 2017-07-19 00:59:26]

Description was changed from

==========
Remove the 'Move File' refactoring.

It has been broken since we switched to Analysis Driver.
Given that IDEA does not use it, there is little incentive to fix it.

R=brianwilkerson@google.com, paulberry@google.com
BUG=
==========

to

==========
Remove the 'Move File' refactoring.

It has been broken since we switched to Analysis Driver.
Given that IDEA does not use it, there is little incentive to fix it.

R=brianwilkerson@google.com, paulberry@google.com
BUG=

Committed:
https://github.com/dart-lang/sdk/commit/90121b528aac0086d5c5fa5324044aa3aa9b2987
==========

[scheglov, 2017-07-19 00:59:27]

Committed patchset #1 (id:1) manually as
90121b528aac0086d5c5fa5324044aa3aa9b2987 (presubmit successful).

[Brian Wilkerson, 2017-07-19 22:40:31]

I disagree. I think the right solution is to fix it and then make IntelliJ use
it. We ought to be able to update references to files that are being moved; it's
minimal functionality for IDEs at this point in time.