Rename id to fd

From feedback on aosp/3309935

Test: N/A
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I283b0df6a6a2a6fed65a71cacedc2b6f4bf30f2c
diff --git a/staticlibs/device/com/android/net/module/util/TimerFdUtils.java b/staticlibs/device/com/android/net/module/util/TimerFdUtils.java
index c7ed911..f0de142 100644
--- a/staticlibs/device/com/android/net/module/util/TimerFdUtils.java
+++ b/staticlibs/device/com/android/net/module/util/TimerFdUtils.java
@@ -68,9 +68,9 @@
     /**
      * Set expiration time to timerfd
      */
-    static boolean setExpirationTime(int id, long expirationTimeMs) {
+    static boolean setExpirationTime(int fd, long expirationTimeMs) {
         try {
-            setTime(id, expirationTimeMs);
+            setTime(fd, expirationTimeMs);
         } catch (IOException e) {
             Log.e(TAG, "setExpirationTime failed", e);
             return false;