Revert of Added a debug info UI for Blimp

blimp/net/tcp_engine_transport.cc

Index: blimp/net/tcp_engine_transport.cc
diff --git a/blimp/net/tcp_engine_transport.cc b/blimp/net/tcp_engine_transport.cc
index 3d016c49365c7db1726a4ae1044d220238871e0a..f214a69189d99ba13584c34fecc73d1620bc8acc 100644
--- a/blimp/net/tcp_engine_transport.cc
+++ b/blimp/net/tcp_engine_transport.cc
@@ -17,13 +17,8 @@
 namespace blimp {
 
 TCPEngineTransport::TCPEngineTransport(const net::IPEndPoint& address,
-                                       BlimpConnectionStatistics* statistics,
                                        net::NetLog* net_log)
-    : address_(address),
-      blimp_connection_statistics_(statistics),
-      net_log_(net_log) {
-  DCHECK(blimp_connection_statistics_);
-}
+    : address_(address), net_log_(net_log) {}
 
 TCPEngineTransport::~TCPEngineTransport() {}
 
@@ -64,8 +59,8 @@
 std::unique_ptr<BlimpConnection> TCPEngineTransport::TakeConnection() {
   DCHECK(connect_callback_.is_null());
   DCHECK(accepted_socket_);
-  return base::WrapUnique(new StreamSocketConnection(
-      std::move(accepted_socket_), blimp_connection_statistics_));
+  return base::WrapUnique(
+      new StreamSocketConnection(std::move(accepted_socket_)));
 }
 
 const char* TCPEngineTransport::GetName() const {