MediaPlayer2: replace canOffloadStream with public API.

This was missed in the previous change, I85c689b029a821

Test: build
Bug: 112549970
Change-Id: Id9c30f5a1fc759c635662e5efd0b0d824182f502
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
index fef9fae..5ea600f 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
@@ -1994,7 +1994,7 @@
     sp<AMessage> videoFormat = mCurrentSourceInfo.mSource->getFormat(false /* audio */);
     audio_stream_type_t streamType = mAudioSink->getAudioStreamType();
     const bool hasVideo = (videoFormat != NULL);
-    bool canOffload = canOffloadStream(
+    bool canOffload = JMediaPlayer2Utils::isOffloadedAudioPlaybackSupported(
             audioMeta, hasVideo, mCurrentSourceInfo.mSource->isStreaming(), streamType)
                     && (mPlaybackSettings.mSpeed == 1.f && mPlaybackSettings.mPitch == 1.f);