dfa: analyze inner class field initializers

java/java-analysis-impl/src/com/intellij/codeInspection/dataFlow/DataFlowRunner.java

@@ -220,6 +220,9 @@ public class DataFlowRunner {
     for (PsiClassInitializer initializer : nestedClass.getInitializers()) {
       myNestedClosures.putValue(initializer.getBody(), closureState);
     }
+    for (PsiField field : nestedClass.getFields()) {
+      myNestedClosures.putValue(field, closureState);
+    }
   }
 
   protected ControlFlowAnalyzer createControlFlowAnalyzer() {

java/java-tests/testData/inspection/dataFlow/fixture/FieldInitializerInAnonymous.java

@@ -2,13 +2,14 @@ import org.jetbrains.annotations.Nullable;
 
 class Zoo2 {
 
-  void foo(@Nullable Object foo) {
+  void foo(@Nullable Object foo, @Nullable Object bar) {
     if (foo == null) {
       return;
     }
 
     new Runnable() {
       int hc = foo.hashCode();
+      int hc2 = <warning descr="Method invocation 'bar.hashCode()' may produce 'java.lang.NullPointerException'">bar.hashCode()</warning>;
 
       public void run() {
       }