diff --git a/lldb/include/lldb/Core/Debugger.h b/lldb/include/lldb/Core/Debugger.h
--- a/lldb/include/lldb/Core/Debugger.h
+++ b/lldb/include/lldb/Core/Debugger.h
@@ -500,6 +500,19 @@
   SetDestroyCallback(lldb_private::DebuggerDestroyCallback destroy_callback,
                      void *baton);
 
+  /// Manually start the global event handler thread. It should be used by
+  /// programs that use LLDB as a library.
+  bool StartEventHandlerThread();
+
+  /// Stop the global event handler thread. It should only be used by programs
+  /// that manually invoked \a Debugger::StartEventHandlerThread().
+  void StopEventHandlerThread();
+
+  /// Force flushing the process's pending stdout and stderr to the debuggers'
+  /// asynchronous stdout and stderr streams.
+  void FlushProcessOutput(Process &process, bool flush_stdout,
+                          bool flush_stderr);
+
 protected:
   friend class CommandInterpreter;
   friend class REPL;
@@ -548,10 +561,6 @@
 
   void PrintProgress(const ProgressEventData &data);
 
-  bool StartEventHandlerThread();
-
-  void StopEventHandlerThread();
-
   void PushIOHandler(const lldb::IOHandlerSP &reader_sp,
                      bool cancel_top_handler = true);
 
@@ -587,8 +596,6 @@
 
   // Ensures two threads don't attempt to flush process output in parallel.
   std::mutex m_output_flush_mutex;
-  void FlushProcessOutput(Process &process, bool flush_stdout,
-                          bool flush_stderr);
 
   SourceManager::SourceFileCache &GetSourceFileCache() {
     return m_source_file_cache;