IteratorDeclaration: support parentheses in declaration

java/java-impl/src/com/intellij/codeInspection/util/IteratorDeclaration.java

@@ -102,7 +102,7 @@ public class IteratorDeclaration {
     PsiElement element = declaration.getDeclaredElements()[0];
     if (!(element instanceof PsiLocalVariable)) return null;
     PsiLocalVariable variable = (PsiLocalVariable)element;
-    PsiExpression initializer = variable.getInitializer();
+    PsiExpression initializer = PsiUtil.skipParenthesizedExprDown(variable.getInitializer());
     if (!(initializer instanceof PsiMethodCallExpression)) return null;
     PsiMethodCallExpression call = (PsiMethodCallExpression)initializer;
     if (!call.getArgumentList().isEmpty()) return null;

java/java-tests/testData/inspection/java8CollectionRemoveIf/beforeIteratorRemoveInline.java

@@ -4,7 +4,7 @@ import java.util.List;
 
 public class Main {
   public void testIterator(List<List<String>> data, boolean b) {
-    for(Ite<caret>rator<List<String>> iter = data.iterator(); iter.hasNext();) {
+    for(Ite<caret>rator<List<String>> iter = (data.iterator()); iter.hasNext();) {
       if(iter.next().isEmpty() && /* also check the flag */ b) {
         iter.remove();
       }