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

java/java-tests/testData/refactoring/extractMethod/BuilderChainWith2DimArrayAccess.java

@@ -0,0 +1,11 @@
+class Foo {
+    boolean bar(String[][] a) {
+        for (int i = 0; i < a.length; i++)
+            for (int j = 0; i < a[i].length; j++) {<selection>
+                if (a[i][j].length() > 3 && i % 3 == 0)
+                    return true;
+            </selection>
+        }
+        return false;
+    }
+}