Improve ResamplerBufferProvider

Change-Id: I3cc3af221ad5797ff219d75227350733afa180db
diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index b2f44f2..6560f14 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -1990,8 +1990,7 @@
                           ((buffer == NULL) ? ALLOC_LOCAL : ALLOC_NONE),
                   type),
         mOverflow(false),
-        // See real initialization of mRsmpInFront at RecordThread::start()
-        mRsmpInUnrel(0), mRsmpInFront(0), mFramesToDrop(0), mResamplerBufferProvider(NULL)
+        mFramesToDrop(0)
 {
     if (mCblk == NULL) {
         return;