* adding arguments to felt for running different type of tests

* adding test type enums to felt

* more changes to felt for testing branches

* more additions to code

* more changes to felt

* adding code for cloning web_drivers

* validating test directories. running the integration tests. update the readme file partially

* Removing todo lists used for development

* addressing reviewers comments

* remove unused imports

* addressing more reviewer comments

* addressing more reviewer comments

* addressing reviewer comments.

* addressing reviewer comments.

* fixing typos

* using chromedriverinstaller as a library. Fixing the commit number used from web_installers repo

* clean drivers directory after tests finish

* addressing more reviewer comments

* throwing all critical exceptions instead of logging and returning boolean flags

* adding todos for items we can do for making felt easier to use for local development

* do not run integration tests on CIs. Added an issue to the TODO.

* changing todo's with issues.

This reverts commit 6c757f3b.

It broke web tests with:

```
org-dartlang-app:///test/material/icon_button_test.dart:15:7: Warning: Implementing 'Function' is deprecated.
Try removing 'Function' from the 'implements' clause.
class MockOnPressedFunction implements Function {
```

This reverts commit 2627634b.

This reverts commit 8581937c.

The use of this macro in C++ translation units leads to the symbol visibility
being switched to default instead of hidden. This only happens in bitcode
enabled builds. A toolchain upgrade will be necessary to undo this workaround.

Fixes a regression from #16944

* Fix error message for golden failure. Fix blend test diffrate when running on MacOS

* Revert MacOS adjustment

This is not actually used by hot reload since we've switched to compilation from kernel.

Truncate error messages for the crash reporter to the maximum length permitted by the FIDL call (#17189)