Remove dead code

src/PeerConnection.cc

@@ -150,22 +150,13 @@ bool PeerConnection::receiveMessage(unsigned char* data, size_t& dataLength)
     else {
       assert(resbufOffset_ == resbufLength_);
       if (resbufLength_ != 0) {
-        if (msgOffset_ == 0 && resbufLength_ == currentPayloadLength_ + 4) {
-          // All bytes in buffer have been processed, so clear it
-          // away.
-          resbufLength_ = 0;
-          resbufOffset_ = 0;
-          msgOffset_ = 0;
-        }
-        else {
-          // Shift buffer so that resbuf_[msgOffset_] moves to
-          // rebuf_[0].
-          memmove(resbuf_.get(), resbuf_.get() + msgOffset_,
-                  resbufLength_ - msgOffset_);
-          resbufLength_ -= msgOffset_;
-          resbufOffset_ = resbufLength_;
-          msgOffset_ = 0;
-        }
+        // Shift buffer so that resbuf_[msgOffset_] moves to
+        // rebuf_[0].
+        memmove(resbuf_.get(), resbuf_.get() + msgOffset_,
+                resbufLength_ - msgOffset_);
+        resbufLength_ -= msgOffset_;
+        resbufOffset_ = resbufLength_;
+        msgOffset_ = 0;
       }
       size_t nread;
       // To reduce the amount of copy involved in buffer shift, large