Revert of Added a debug info UI for Blimp

blimp/net/tcp_client_transport.h

Index: blimp/net/tcp_client_transport.h
diff --git a/blimp/net/tcp_client_transport.h b/blimp/net/tcp_client_transport.h
index 2bd6db807dd9df53f3c009d1278f0d4b75c9464b..35826a2cac40ca625c44c5b05f819d609a688b36 100644
--- a/blimp/net/tcp_client_transport.h
+++ b/blimp/net/tcp_client_transport.h
@@ -24,15 +24,12 @@
 namespace blimp {
 
 class BlimpConnection;
-class BlimpConnectionStatistics;
 
 // BlimpTransport which creates a TCP connection to one of the specified
 // |addresses| on each call to Connect().
 class BLIMP_NET_EXPORT TCPClientTransport : public BlimpTransport {
  public:
-  TCPClientTransport(const net::IPEndPoint& ip_endpoint,
-                     BlimpConnectionStatistics* statistics,
-                     net::NetLog* net_log);
+  TCPClientTransport(const net::IPEndPoint& ip_endpoint, net::NetLog* net_log);
   ~TCPClientTransport() override;
 
   void SetClientSocketFactoryForTest(net::ClientSocketFactory* factory);
@@ -60,7 +57,6 @@
 
  private:
   net::IPEndPoint ip_endpoint_;
-  BlimpConnectionStatistics* blimp_connection_statistics_;
   net::NetLog* net_log_;
   net::CompletionCallback connect_callback_;
   net::ClientSocketFactory* socket_factory_ = nullptr;