Make record buffer in RecordThread variable format

Change-Id: Id4bb9b973eeea16946fba3bc084c7ac270d9fa33
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index 27bc56b..ed2e4a1 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -1267,7 +1267,7 @@
             Condition                           mStartStopCond;
 
             // resampler converts input at HAL Hz to output at AudioRecord client Hz
-            int16_t                             *mRsmpInBuffer; // see new[] for details on the size
+            void                               *mRsmpInBuffer; //
             size_t                              mRsmpInFrames;  // size of resampler input in frames
             size_t                              mRsmpInFramesP2;// size rounded up to a power-of-2