Remove deprecated formal parameter from DriverBasedAnalysisContext constructor.

This is an internal change, and I expect it to be de-facto not
breaking anything at this point.

Change-Id: Id386adcea884bde8923d49820cf3e2438912b8a2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/383480
Reviewed-by: Phil Quitslund <pquitslund@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
diff --git a/pkg/analyzer/lib/src/dart/analysis/driver_based_analysis_context.dart b/pkg/analyzer/lib/src/dart/analysis/driver_based_analysis_context.dart
index 0470c30..32e0b4b 100644
--- a/pkg/analyzer/lib/src/dart/analysis/driver_based_analysis_context.dart
+++ b/pkg/analyzer/lib/src/dart/analysis/driver_based_analysis_context.dart
@@ -26,10 +26,8 @@
   /// [driver].
   DriverBasedAnalysisContext(
     this.resourceProvider,
-    this.contextRoot, [
-    @Deprecated('AnalysisDriver will set itself, remove this')
-    AnalysisDriver? analysisDriver,
-  ]);
+    this.contextRoot,
+  );
 
   /// Get all the analysis options objects associated with this context.
   List<AnalysisOptions> get allAnalysisOptions =>