diff --git a/media/libstagefright/include/OMXNodeInstance.h b/media/libstagefright/include/OMXNodeInstance.h
index ad1e181..3c032f9 100644
--- a/media/libstagefright/include/OMXNodeInstance.h
+++ b/media/libstagefright/include/OMXNodeInstance.h
@@ -151,12 +151,11 @@
         OMX::buffer_id mID;
     };
     Vector<ActiveBuffer> mActiveBuffers;
-#ifdef __LP64__
+    // for buffer ptr to buffer id translation
     Mutex mBufferIDLock;
     uint32_t mBufferIDCount;
     KeyedVector<OMX::buffer_id, OMX_BUFFERHEADERTYPE *> mBufferIDToBufferHeader;
     KeyedVector<OMX_BUFFERHEADERTYPE *, OMX::buffer_id> mBufferHeaderToBufferID;
-#endif
 
     // For debug support
     char *mName;
diff --git a/media/libstagefright/omx/OMXNodeInstance.cpp b/media/libstagefright/omx/OMXNodeInstance.cpp
index a7916c1..753eb28 100644
--- a/media/libstagefright/omx/OMXNodeInstance.cpp
+++ b/media/libstagefright/omx/OMXNodeInstance.cpp
@@ -1420,8 +1420,6 @@
     }
 }
 
-#ifdef __LP64__
-
 OMX::buffer_id OMXNodeInstance::makeBufferID(OMX_BUFFERHEADERTYPE *bufferHeader) {
     if (bufferHeader == NULL) {
         return 0;
@@ -1464,23 +1462,4 @@
     mBufferIDToBufferHeader.removeItem(buffer);
 }
 
-#else
-
-OMX::buffer_id OMXNodeInstance::makeBufferID(OMX_BUFFERHEADERTYPE *bufferHeader) {
-    return (OMX::buffer_id)bufferHeader;
-}
-
-OMX_BUFFERHEADERTYPE *OMXNodeInstance::findBufferHeader(OMX::buffer_id buffer) {
-    return (OMX_BUFFERHEADERTYPE *)buffer;
-}
-
-OMX::buffer_id OMXNodeInstance::findBufferID(OMX_BUFFERHEADERTYPE *bufferHeader) {
-    return (OMX::buffer_id)bufferHeader;
-}
-
-void OMXNodeInstance::invalidateBufferID(OMX::buffer_id buffer __unused) {
-}
-
-#endif
-
 }  // namespace android