Remove unnecessary use of globals from base tests, and an android test. This changes the test to avoid bouncing through the global getters, which can lead to incorrectly cached zone values. Switches the memory filesystem implementation to the test implementation

This reverts commit 32000db5.

This reverts commit 1e843bb6.

https://github.com/flutter/gallery/commit/0c5ec2f285c1ec30b2ed15194bc8de755654a590 does not live on any branch.

This makes `pub get` in the macrobenchmarks folder.

```
$ git rev-list --max-count=100 0c5ec2f285c1ec30b2ed15194bc8de755654a590
fatal: bad object 0c5ec2f285c1ec30b2ed15194bc8de755654a590
```

Updated to the same commit on the master branch: https://github.com/flutter/gallery/commit/d00362e6bdd0f9b30bba337c358b9e4a6e4ca950.

The gallery repository history has been rewritten (see flutter/gallery#87), so updating to HEAD commit

* Add widget construction benchmark

* Add to device lab

Last batch of test fixes for general shard.

* Implement device selection for devicelab/run.dart

* Add test to --device-id option for devicelab/run

* Update dev/devicelab/bin/run.dart by jonahwilliam

* Rename deviceOperatingSystem enum mock -> fake
Co-authored-by: Jonah Williams <jonahwilliams@google.com>

* Update the arb filename parsing to account for underscores

* Generalize the locale searching algorithm

* Update filename and @@locale behavior to require them to match

22b099bc6 Roll Dart SDK from a9bef090e8cb to ea87c9b01a6a (15 revisions) (flutter/engine#19318) (#60332)

Missed this one. Needed for google3 and add2app workflows

* Add material page, cupertino page, and transition page classes

* update

* update comments

* fix test

* addressing comments

* make page getter private