AudioFlinger: Add memory leak checking for HAL

$ adb shell setprop libc.debug.malloc.program android.hardware.audio.service
$ adb shell setprop libc.debug.malloc.options backtrace=8
$ adb shell setenforce 0
$ adb shell pkill audioserver
$ adb shell dumpsys media.audio_flinger

Test: Check the audio flinger dumpsys as above.
Bug: 186054996
Bug: 187462632
Change-Id: I610e4b72af9dc1704864adc148e6d6bd23319a8b
(cherry picked from commit 61589a43b6bb964ea21f2e1bed81119d2b0a1daa)
Merged-In: I610e4b72af9dc1704864adc148e6d6bd23319a8b
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index f16549c..fcbcf46 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -695,7 +695,7 @@
         // dump all hardware devs
         for (size_t i = 0; i < mAudioHwDevs.size(); i++) {
             sp<DeviceHalInterface> dev = mAudioHwDevs.valueAt(i)->hwDevice();
-            dev->dump(fd);
+            dev->dump(fd, args);
         }
 
         mPatchPanel.dump(fd);