MediaMetrics: Enable AudioPowerUsage to statsd

Test: adb shell dumpsys stats --metadata | grep 275
Bug: 121318157
Change-Id: Iba2416ceb4c113a8fc219f670c7f99ba55969efa
diff --git a/services/mediametrics/AudioPowerUsage.cpp b/services/mediametrics/AudioPowerUsage.cpp
index e311bc8..b1615bd 100644
--- a/services/mediametrics/AudioPowerUsage.cpp
+++ b/services/mediametrics/AudioPowerUsage.cpp
@@ -141,13 +141,11 @@
     double volume;
     if (!item->getDouble(AUDIO_POWER_USAGE_PROP_VOLUME, &volume)) return;
 
-#ifdef STATSD
     (void)android::util::stats_write(android::util::AUDIO_POWER_USAGE_DATA_REPORTED,
                                          device,
                                          (int32_t)(duration_ns / NANOS_PER_SECOND),
                                          (float)volume,
                                          type);
-#endif
 }
 
 bool AudioPowerUsage::saveAsItem_l(