Java: Don't create parameters for effectively local variables in extracted fragment (IDEA-180864)

java/java-tests/testData/refactoring/extractMethod/EffectivelyLocalWithinExpression_after.java

@@ -0,0 +1,24 @@
+public class EffectivelyLocalWithinExpression {
+    void foo() {
+        int n;
+        if (newMethod(0)) {
+            System.out.println();
+        }
+    }
+
+    private boolean newMethod(int i) {
+        int n;
+        return (n = z()) > i && n < 100;
+    }
+
+    void bar() {
+        int n;
+        if (newMethod(1)) {
+            System.out.println();
+        }
+    }
+
+    int z() {
+        return 1;
+    }
+}