Hopefully the last bit of restructuring between closture classes and loop boxing, etc.

pkg/compiler/lib/src/kernel/closure.dart

Index: pkg/compiler/lib/src/kernel/closure.dart
diff --git a/pkg/compiler/lib/src/kernel/closure.dart b/pkg/compiler/lib/src/kernel/closure.dart
index d62b26cbd75aa79087de472363ecceb0311385f5..853ea01d5cf28588804ec43b32adaed25cc5c904 100644
--- a/pkg/compiler/lib/src/kernel/closure.dart
+++ b/pkg/compiler/lib/src/kernel/closure.dart
@@ -93,8 +93,8 @@ class KernelClosureConversionTask extends ClosureConversionTask<ir.Node> {
 
   /// TODO(johnniwinther,efortuna): Implement this.
   @override
-  ClosureAnalysisInfo getClosureAnalysisInfo(ir.Node node) {
-    return const ClosureAnalysisInfo();
+  ClosureBase getClosureBase(ir.Node node) {
+    return const ClosureBase();
   }
 
   @override
@@ -105,9 +105,8 @@ class KernelClosureConversionTask extends ClosureConversionTask<ir.Node> {
 
   /// TODO(johnniwinther,efortuna): Implement this.
   @override
-  LoopClosureRepresentationInfo getClosureRepresentationInfoForLoop(
-      ir.Node loopNode) {
-    return const LoopClosureRepresentationInfo();
+  ClosureBase getClosureRepresentationInfoForLoop(ir.Node loopNode) {
+    return const ClosureBase();
   }
 
   @override