Java: Don't fold the whole extracted expression (IDEA-195927)

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

@@ -0,0 +1,19 @@
+class C {
+    int x;
+
+    int b(boolean[] b, C[] c, int n) {
+        int i = n;
+        while (i >= 0 && (<selection>b[i] || c[n].x == c[i].x</selection>)) {
+            i--;
+        }
+        return i;
+    }
+
+    int a(boolean[] b, C[] c, int n) {
+        int i = n;
+        while (i < c.length && (b[i] || c[n].x == c[i].x)) {
+            i++;
+        }
+        return i;
+    }
+}