Java: Don't fold too complex expressions when extracting method (IDEA-175221, IDEA-167255)

java/java-tests/testData/refactoring/extractMethod/BuilderChainWith2DimArrayAccess_after.java

@@ -0,0 +1,16 @@
+class Foo {
+    boolean bar(String[][] a) {
+        for (int i = 0; i < a.length; i++)
+            for (int j = 0; i < a[i].length; j++) {
+                if (newMethod(a[i][j], i)) return true;
+
+            }
+        return false;
+    }
+
+    private boolean newMethod(String s, int i) {
+        if (s.length() > 3 && i % 3 == 0)
+            return true;
+        return false;
+    }
+}