Cleaning up NetEQ statistics

Removed struct MCUStats_t and all references to it.
Removed totalDiscardedPackets and totalFlushedPackets
from the PacketBuf_t struct.

Review URL: http://webrtc-codereview.appspot.com/293001

git-svn-id: http://webrtc.googlecode.com/svn/trunk@999 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/src/modules/audio_coding/neteq/packet_buffer.h b/src/modules/audio_coding/neteq/packet_buffer.h
index a71a812..ad9d7be 100644
--- a/src/modules/audio_coding/neteq/packet_buffer.h
+++ b/src/modules/audio_coding/neteq/packet_buffer.h
@@ -50,10 +50,8 @@
     WebRtc_Word16 *rcuPlCntr; /* zero for non-RCU payload, 1 for main payload
      2 for redundant payload */
 
-    /* Statistics counters */
+    /* Statistics counter */
     WebRtc_UWord16 discardedPackets; /* Number of discarded packets */
-    WebRtc_UWord32 totalDiscardedPackets; /* Total number of discarded packets */
-    WebRtc_UWord32 totalFlushedPackets; /* Total number of flushed packets */
 
 } PacketBuf_t;