toString() for debugging

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/FileBasedPackageMemberDeclarationProvider.java

@@ -65,4 +65,9 @@ public class FileBasedPackageMemberDeclarationProvider extends AbstractPsiBasedD
         }
         return allDeclaredPackages;
     }
+
+    @Override
+    public String toString() {
+        return "Declarations for package " + fqName;
+    }
 }

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/PsiBasedClassMemberDeclarationProvider.java

@@ -54,4 +54,9 @@ public class PsiBasedClassMemberDeclarationProvider extends AbstractPsiBasedDecl
             }
         }
     }
+
+    @Override
+    public String toString() {
+        return "Declarations for " + classInfo;
+    }
 }