Lookup const constructor invocation like other constants

pkg/compiler/lib/src/ssa/builder_kernel.dart

Index: pkg/compiler/lib/src/ssa/builder_kernel.dart
diff --git a/pkg/compiler/lib/src/ssa/builder_kernel.dart b/pkg/compiler/lib/src/ssa/builder_kernel.dart
index 38902b25916dca1981ad4ca16f8abd3ba0f9c413..f56900f697728d162d943842f0240fffef0c4235 100644
--- a/pkg/compiler/lib/src/ssa/builder_kernel.dart
+++ b/pkg/compiler/lib/src/ssa/builder_kernel.dart
@@ -3001,6 +3001,12 @@ class KernelSsaBuilder extends ir.Visitor with GraphBuilder {
   @override
   void visitConstructorInvocation(ir.ConstructorInvocation invocation) {
     ir.Constructor target = invocation.target;
+    if (invocation.isConst) {
+      ConstantValue constant = astAdapter.getConstantFor(invocation);
+      stack.add(graph.addConstant(constant, closedWorld));
+      return;
+    }
+
     // TODO(sra): For JS-interop targets, process arguments differently.
     List<HInstruction> arguments =
         _visitArgumentsForStaticTarget(target.function, invocation.arguments);