IOMX: remove nodeBinder from allocateNode

This is no longer needed, the IOMXNode is already a binder,
we can just link to that.

bug: 31399200

Change-Id: Ic5dd5330dab448ae126aaec694f71f22857b3169
diff --git a/include/media/IOMX.h b/include/media/IOMX.h
index f413fd7..54fa85f 100644
--- a/include/media/IOMX.h
+++ b/include/media/IOMX.h
@@ -63,7 +63,7 @@
 
     virtual status_t allocateNode(
             const char *name, const sp<IOMXObserver> &observer,
-            sp<IBinder> *nodeBinder, sp<IOMXNode> *omxNode) = 0;
+            sp<IOMXNode> *omxNode) = 0;
 
     virtual status_t createPersistentInputSurface(
             sp<IGraphicBufferProducer> *bufferProducer,
diff --git a/include/media/stagefright/ACodec.h b/include/media/stagefright/ACodec.h
index e83a8f2..cc1e1d0 100644
--- a/include/media/stagefright/ACodec.h
+++ b/include/media/stagefright/ACodec.h
@@ -245,7 +245,6 @@
     uint32_t mQuirks;
     sp<IOMX> mOMX;
     sp<IOMXNode> mOMXNode;
-    sp<IBinder> mNodeBinder;
     int32_t mNodeGeneration;
     sp<MemoryDealer> mDealer[2];