Move local properties to KernelToLocalsMap

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

Index: pkg/compiler/lib/src/kernel/kernel_backend_strategy.dart
diff --git a/pkg/compiler/lib/src/kernel/kernel_backend_strategy.dart b/pkg/compiler/lib/src/kernel/kernel_backend_strategy.dart
index 2df0659f97d707ba1ce6eb6920516c1fa6591e8b..6c285f267f5cab9bd3ece8dddaf3c1f1c6074fd6 100644
--- a/pkg/compiler/lib/src/kernel/kernel_backend_strategy.dart
+++ b/pkg/compiler/lib/src/kernel/kernel_backend_strategy.dart
@@ -11,6 +11,7 @@ import '../closure.dart';
 import '../common/codegen.dart' show CodegenRegistry, CodegenWorkItem;
 import '../common/tasks.dart';
 import '../compiler.dart';
+import '../elements/elements.dart' show JumpTarget;
 import '../elements/entities.dart';
 import '../elements/entity_utils.dart' as utils;
 import '../enqueue.dart';
@@ -135,6 +136,7 @@ class KernelSsaBuilderTask extends CompilerTask implements SsaBuilderTask {
         _compiler,
         _elementMap,
         new KernelToTypeInferenceMapImpl(closedWorld),
+        null,
         closedWorld,
         work.registry,
         // TODO(johnniwinther): Support these:
@@ -226,6 +228,24 @@ class KernelToTypeInferenceMapImpl implements KernelToTypeInferenceMap {
   }
 }
 
+class KernelToLocalsMapImpl implements KernelToLocalsMap {
+  @override
+  void enterInlinedMember(MemberEntity member) {}
+
+  @override
+  void leaveInlinedMember(MemberEntity member) {}
+
+  @override
+  JumpTarget getJumpTarget(ir.TreeNode node, {bool isContinueTarget: false}) {
+    throw new UnimplementedError('KernelToLocalsMapImpl.getJumpTarget');
+  }
+
+  @override
+  Local getLocal(ir.VariableDeclaration node) {
+    throw new UnimplementedError('KernelToLocalsMapImpl.getLocal');
+  }
+}
+
 /// TODO(johnniwinther,efortuna): Implement this.
 class KernelClosureClassMaps implements ClosureClassMaps {
   const KernelClosureClassMaps();