- Remove the legacy debug protocol.

runtime/bin/dbg_connection.h

Index: runtime/bin/dbg_connection.h
diff --git a/runtime/bin/dbg_connection.h b/runtime/bin/dbg_connection.h
deleted file mode 100644
index 577c30a95cf92c881f8e7aa1708cbe55c25712b4..0000000000000000000000000000000000000000
--- a/runtime/bin/dbg_connection.h
+++ /dev/null
@@ -1,127 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#ifndef BIN_DBG_CONNECTION_H_
-#define BIN_DBG_CONNECTION_H_
-
-#include "bin/builtin.h"
-#include "bin/utils.h"
-
-#include "include/dart_tools_api.h"
-
-#include "platform/globals.h"
-#include "platform/json.h"
-#include "bin/thread.h"
-// Declare the OS-specific types ahead of defining the generic class.
-#if defined(TARGET_OS_ANDROID)
-#include "bin/dbg_connection_android.h"
-#elif defined(TARGET_OS_LINUX)
-#include "bin/dbg_connection_linux.h"
-#elif defined(TARGET_OS_MACOS)
-#include "bin/dbg_connection_macos.h"
-#elif defined(TARGET_OS_WINDOWS)
-#include "bin/dbg_connection_win.h"
-#else
-#error Unknown target os.
-#endif
-
-
-namespace dart {
-namespace bin {
-
-// Forward declarations.
-class DbgMessage;
-class MessageBuffer;
-
-
-class DebuggerConnectionHandler {
- public:
-  explicit DebuggerConnectionHandler(intptr_t debug_fd);
-  ~DebuggerConnectionHandler();
-
-  // Accessors.
-  intptr_t debug_fd() const { return debug_fd_; }
-
-  // Return message id of current debug command message.
-  int MessageId();
-
-  // Starts the native thread which listens for connections from
-  // debugger clients, reads and dispatches debug command messages
-  // from the client.
-  static int StartHandler(const char* address, int port_number);
-
-  // Stops the native thread.
-  static void StopHandler();
-
-  // Initializes the parts of the debugger which are needed by the vm
-  // service.  This function should only be called when StartHandler
-  // is not called.
-  static void InitForVmService();
-
-  // Called by Isolates when they need to wait for a connection
-  // from debugger clients.
-  static void WaitForConnection();
-
-  // Sends a reply or an error message to a specific debugger client.
-  static void SendMsg(intptr_t debug_fd, dart::TextBuffer* msg);
-  static void SendError(intptr_t debug_fd, int msg_id, const char* err_msg);
-
-  // Sends an event message to all debugger clients that are connected.
-  static void BroadcastMsg(dart::TextBuffer* msg);
-
- private:
-  void HandleUnknownMsg();
-  void HandleMessages();
-
-  void CloseDbgConnection();
-
-  // The socket that connects with the debugger client.
-  // The descriptor is created and closed by the debugger connection thread.
-  intptr_t debug_fd_;
-
-  // Buffer holding the messages received over the wire from the debugger
-  // front end..
-  MessageBuffer* msgbuf_;
-
-  // Accepts connection requests from debugger client and sets up a
-  // connection handler object to read and handle messages from the client.
-  static void AcceptDbgConnection(intptr_t debug_fd);
-
-  // Handlers for generic debug command messages which are not specific to
-  // an isolate.
-  static void HandleInterruptCmd(DbgMessage* msg);
-  static void HandleIsolatesListCmd(DbgMessage* msg);
-
-  // Helper methods to manage debugger client connections.
-  static void AddNewDebuggerConnection(intptr_t debug_fd);
-  static void RemoveDebuggerConnection(intptr_t debug_fd);
-  static DebuggerConnectionHandler* GetDebuggerConnectionHandler(
-                                       intptr_t debug_fd);
-  static bool IsConnected();
-
-  // Helper method for sending messages back to a debugger client.
-  static void SendMsgHelper(intptr_t debug_fd, dart::TextBuffer* msg);
-
-  // mutex/condition variable used by isolates when writing back to the
-  // debugger. This is also used to ensure that the isolate waits for
-  // a debugger to be attached when that is requested on the command line.
-  static Monitor* handler_lock_;
-
-  static bool IsListening() {
-    return listener_fd_ != -1;
-  }
-
-  // The socket that is listening for incoming debugger connections.
-  // This descriptor is created and closed by a native thread.
-  static intptr_t listener_fd_;
-
-  friend class DebuggerConnectionImpl;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(DebuggerConnectionHandler);
-};
-
-}  // namespace bin
-}  // namespace dart
-
-#endif  // BIN_DBG_CONNECTION_H_