surround with closeable: don't include unrelated variables (IDEA-159434)

java/java-tests/testData/codeInsight/surroundAutoCloseable/UnrelatedVariable_after.java

@@ -0,0 +1,17 @@
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+
+class C {
+    void m(File file) throws IOException {
+        String s;
+        try (FileInputStream fileInputStream = new FileInputStream(file)) {
+            //Non-NLS
+            s = "initial value";
+            s = s + fileInputStream.read();
+        }
+        s += "end";
+        int time = 0;
+        System.out.println(time);
+    }
+}