Better error treatment in NetEqImpl::InsertPacketInternal()

BUG=webrtc:1364
R=turaj@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1844004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4493 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_impl.cc b/webrtc/modules/audio_coding/neteq4/neteq_impl.cc
index 8a286a0..1d2c4d7 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_impl.cc
+++ b/webrtc/modules/audio_coding/neteq4/neteq_impl.cc
@@ -508,11 +508,13 @@
     // Reset DSP timestamp etc. if packet buffer flushed.
     new_codec_ = true;
     LOG_F(LS_WARNING) << "Packet buffer flushed";
+  } else if (ret == PacketBuffer::kOversizePacket) {
+    LOG_F(LS_WARNING) << "Packet larger than packet buffer";
+    return kOversizePacket;
   } else if (ret != PacketBuffer::kOK) {
     LOG_FERR1(LS_WARNING, InsertPacketList, packet_list.size());
     PacketBuffer::DeleteAllPackets(&packet_list);
-    assert(false);
-    // TODO(hlundin): Take care of error codes.
+    return kOtherError;
   }
   if (current_rtp_payload_type_ != 0xFF) {
     const DecoderDatabase::DecoderInfo* dec_info =