Split ByteBuffer into writer/reader objects.

webrtc/p2p/base/stunserver_unittest.cc

Index: webrtc/p2p/base/stunserver_unittest.cc
diff --git a/webrtc/p2p/base/stunserver_unittest.cc b/webrtc/p2p/base/stunserver_unittest.cc
index d405979064999cb28c8af63f1becf5ad98ec79b3..973ab2adfc7be2c853b6144621b3971ae3e96d06 100644
--- a/webrtc/p2p/base/stunserver_unittest.cc
+++ b/webrtc/p2p/base/stunserver_unittest.cc
@@ -39,7 +39,7 @@ class StunServerTest : public testing::Test {
     worker_.Start();
   }
   void Send(const StunMessage& msg) {
-    rtc::ByteBuffer buf;
+    rtc::ByteBufferWriter buf;
     msg.Write(&buf);
     Send(buf.Data(), static_cast<int>(buf.Length()));
   }
@@ -54,7 +54,7 @@ class StunServerTest : public testing::Test {
     rtc::TestClient::Packet* packet =
         client_->NextPacket(rtc::TestClient::kTimeoutMs);
     if (packet) {
-      rtc::ByteBuffer buf(packet->buf, packet->size);
+      rtc::ByteBufferReader buf(packet->buf, packet->size);
       msg = new StunMessage();
       msg->Read(&buf);
       delete packet;