src/vs/editor/browser/viewParts/viewCursors/viewCursors.ts/ViewCursors/onFocusChanged
class ViewCursors:	public override onFocusChanged(e: viewEvents.ViewFocusChangedEvent): boolean {
		this._editorHasFocus = e.isFocused;
		this._updateBlinking();
		return false;
	}