R8 Nest desugaring synthetize nest constructor

Change-Id: I336ca57a7046119ae502dee5ab09826884ac89a1
diff --git a/src/main/java/com/android/tools/r8/R8.java b/src/main/java/com/android/tools/r8/R8.java
index 47fe32e..624d6fe 100644
--- a/src/main/java/com/android/tools/r8/R8.java
+++ b/src/main/java/com/android/tools/r8/R8.java
@@ -430,7 +430,8 @@
       if (options.enableNestBasedAccessDesugaring) {
         timing.begin("NestBasedAccessDesugaring");
         R8NestBasedAccessDesugaring analyzer = new R8NestBasedAccessDesugaring(appViewWithLiveness);
-        boolean changed = appView.setGraphLense(analyzer.run(executorService));
+        boolean changed =
+            appView.setGraphLense(analyzer.run(executorService, application.builder()));
         if (changed) {
           appViewWithLiveness.setAppInfo(
               appViewWithLiveness
diff --git a/src/main/java/com/android/tools/r8/ir/desugar/R8NestBasedAccessDesugaring.java b/src/main/java/com/android/tools/r8/ir/desugar/R8NestBasedAccessDesugaring.java
index 1526505..72b7687 100644
--- a/src/main/java/com/android/tools/r8/ir/desugar/R8NestBasedAccessDesugaring.java
+++ b/src/main/java/com/android/tools/r8/ir/desugar/R8NestBasedAccessDesugaring.java
@@ -1,6 +1,7 @@
 package com.android.tools.r8.ir.desugar;
 
 import com.android.tools.r8.graph.AppView;
+import com.android.tools.r8.graph.DexApplication;
 import com.android.tools.r8.graph.DexClass;
 import com.android.tools.r8.graph.DexEncodedMethod;
 import com.android.tools.r8.graph.DexField;
@@ -34,7 +35,8 @@
     super(appView);
   }
 
-  public GraphLense run(ExecutorService executorService) throws ExecutionException {
+  public GraphLense run(ExecutorService executorService, DexApplication.Builder<?> appBuilder)
+      throws ExecutionException {
     if (appView.options().canUseNestBasedAccess()) {
       return appView.graphLense();
     }
@@ -43,6 +45,7 @@
     if (nothingToMap()) {
       return appView.graphLense();
     }
+    synthetizeNestConstructor(appBuilder);
     return new NestedPrivateMethodLense(
         appView,
         getNestConstructorType(),