Update engine hash to 1.26.0-17.8.pre (flutter#76720)

Update engine for 1.26.0-17.7.pre (flutter#76637)

Implement dartPluginClass support for plugins (flutter#74469)

Revert "ListTile Material Ripple and Shape Patch (flutter#74373)" (fl…

…utter#76134)

This reverts commit 422916d because it causes unexpected changes in the rendering of the background of a ListTile.

[flutter_releases] Flutter Framework 1.26.0-17.6.pre Beta Cherrypicks (…

…flutter#75937)

* Update engine hash to 1.26.0-17.6.pre

* Fix for flutter#75792 - allow use of Animator<Color?> with LinearProgressIndicator (flutter#75794)

* [flutter_tools] catch error 32 in cache (flutter#75719)

* Avoid duplicating Pods-Runner xcconfig #includes (flutter#75822)

Co-authored-by: Miguel Beltran <m@beltran.work>
Co-authored-by: Jonah Williams <jonahwilliams@google.com>
Co-authored-by: Jenn Magder <magder@google.com>

[flutter_releases] Flutter Framework 1.26.0-17.5.pre Beta Cherrypicks (…

…flutter#75804)

* Added a ReorderableListView.builder constructor (flutter#74697)

Added constructor parameters to the ReorderableList that were missing from ScrollView. Also replace a lot of doc comments with macro templates to reduce duplication.

* [flutter_tools] handle further devtools NPE (flutter#74764)

* [flutter_tools] skip web renderer defines unless web target is picked (flutter#75160)

* Catch VM Service disappearance from run/attach handler code (flutter#75298)

* [flutter_tools] handle null package (flutter#75336)

* Return an empty FlutterViews list when the service disappears (flutter#75301)

* fix analyzer

* Apply Engine Cherrypicks

Co-authored-by: Darren Austin <darrenaustin@google.com>
Co-authored-by: Jonah Williams <jonahwilliams@google.com>
Co-authored-by: Jenn Magder <magder@google.com>

[flutter_releases] Update additional pub packages to stable for 1.26.…

…0-17.4.pre (flutter#75797)

Revert "Fix/ValueListenableBuilder rebuilds (flutter#72707)" (flutter…

…#75669)

This reverts commit 69882d9.

Revert tool flag (flutter#75475)

[flutter_releases] Flutter 1.26.0-17.2.pre Beta Framework Cherrypicks (…

…flutter#75303)

* Only show devtools deep links for render overflow errors (flutter#74916)

* Add fixes for nullOk changes (flutter#74866)

* [flutter_tools] delete old directories when unzipping ontop of them (flutter#74818)

Fixes flutter#74772

stale files from previous SDKs were getting left in the cache, confusing the analyzer.

* Make flutter create --smaple null-safe (flutter#74844)

* Suppress 'Info: Compiling without sound null safety' message when building flutter_tools (flutter#74740)

The CFE now logs to stdout by default when compiling a program which has
non-null-safe dependencies. Since flutter_tools has not yet migrated, we
need to suppress this message when compiling the tool.

Fixes flutter#74366

* Split tools_tests subshards into separate shards to support sub-sub-sharding (flutter#75033)

* Adopt tool_test shard builders (flutter#75171)

* Adopt subshard naming convention in build_tests (flutter#75179)

* Mark tool_integration_tests not flaky (flutter#75273)

* roll flutter/plugins to ToT to fix analysis error

* update engine hash

Co-authored-by: Kenzie Schmoll <43759233+kenzieschmoll@users.noreply.github.com>
Co-authored-by: Kate Lovett <katelovett@google.com>
Co-authored-by: Jonah Williams <jonahwilliams@google.com>
Co-authored-by: Michael Goderbauer <goderbauer@google.com>
Co-authored-by: Ben Konyi <bkonyi@google.com>
Co-authored-by: Jenn Magder <magder@google.com>