Use newly introduced hidl_handle.

Bug: 32089785
Test: builds
Change-Id: I27c7d3945e1fe390661bf322987011a00fe9b3fe
diff --git a/audio/2.0/default/StreamIn.h b/audio/2.0/default/StreamIn.h
index 83f620c..c2a7ea2 100644
--- a/audio/2.0/default/StreamIn.h
+++ b/audio/2.0/default/StreamIn.h
@@ -72,7 +72,7 @@
     Return<void> getParameters(
             const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb)  override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters)  override;
-    Return<void> debugDump(const native_handle_t* fd)  override;
+    Return<void> debugDump(const hidl_handle& fd)  override;
 
     // Methods from ::android::hardware::audio::V2_0::IStreamIn follow.
     Return<void> getAudioSource(getAudioSource_cb _hidl_cb)  override;