diff --git a/dumpstate/1.0/default/DumpstateDevice.cpp b/dumpstate/1.0/default/DumpstateDevice.cpp
index 4264235..8000d85 100644
--- a/dumpstate/1.0/default/DumpstateDevice.cpp
+++ b/dumpstate/1.0/default/DumpstateDevice.cpp
@@ -22,6 +22,9 @@
 
 #include "DumpstateUtil.h"
 
+using android::os::dumpstate::DumpFileToFd;
+using android::os::dumpstate::RunCommandToFd;
+
 namespace android {
 namespace hardware {
 namespace dumpstate {
@@ -30,6 +33,10 @@
 
 // Methods from ::android::hardware::dumpstate::V1_0::IDumpstateDevice follow.
 Return<void> DumpstateDevice::dumpstateBoard(const hidl_handle& handle) {
+    // NOTE: this is just an example on how to use the DumpstateUtil.h functions to implement
+    // this interface - since HIDL_FETCH_IDumpstateDevice() is not defined, this function will never
+    // be called by dumpstate.
+
     if (handle->numFds < 1) {
         ALOGE("no FDs\n");
         return Void();
@@ -51,13 +58,6 @@
     return Void();
 }
 
-
-IDumpstateDevice* HIDL_FETCH_IDumpstateDevice(const char* /* name */) {
-    // TODO: temporary returning nullptr until it's implemented on master devices
-    return nullptr;
-//    return new DumpstateDevice();
-}
-
 }  // namespace implementation
 }  // namespace V1_0
 }  // namespace dumpstate