For #69335

Fixes #86407

Preserve language and encoding when dragging file (normal or untitled) to other window (fixes #85770)

fixes #83743

Fixes https://github.com/microsoft/vscode-remote-release/issues/1902

This reverts commit 39869604.

Fixes #86433

During path normalization, we convert `\` in windows paths to  `/`. This causes the isWindowsPath check to fail

I think it is generally safe to assume that file paths that start with a drive letter and then any type of slash should be treated as windows paths

* lcd - revert layer promotion for now

* Revert "Fix #86347. Fixed overflow widget only for extension viewlet"

This reverts commit beb8a0c7.

* Revert "Re #85313. Fix suggest widget position for extension editor."

This reverts commit 9d471918.

* repatch titlebar for AA fix

fixes #85863

fixes #86016