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
diff --git a/media/libaudiohal/impl/StreamHalLocal.cpp b/media/libaudiohal/impl/StreamHalLocal.cpp
index 34bd5df..11fac61 100644
--- a/media/libaudiohal/impl/StreamHalLocal.cpp
+++ b/media/libaudiohal/impl/StreamHalLocal.cpp
@@ -87,7 +87,8 @@
     return mStream->standby(mStream);
 }
 
-status_t StreamHalLocal::dump(int fd) {
+status_t StreamHalLocal::dump(int fd, const Vector<String16>& args) {
+    (void) args;
     status_t status = mStream->dump(mStream, fd);
     mStreamPowerLog.dump(fd);
     return status;