1 files changed, 8 insertions, 7 deletions
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h
index 2a01bcec260..23568cd4b36 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h
@@ -12,6 +12,8 @@
 
 // C Includes
 // C++ Includes
+#include <condition_variable>
+#include <mutex>
 #include <string>
 #include <queue>
 #include <vector>
@@ -22,7 +24,6 @@
 #include "lldb/Core/Communication.h"
 #include "lldb/Core/Listener.h"
 #include "lldb/Host/HostThread.h"
-#include "lldb/Host/Mutex.h"
 #include "lldb/Host/Predicate.h"
 #include "lldb/Host/TimeValue.h"
 #include "lldb/Interpreter/Args.h"
@@ -114,7 +115,7 @@ public:
                         size_t payload_length);
 
     bool
-    GetSequenceMutex(Mutex::Locker& locker, const char *failure_message = nullptr);
+    GetSequenceMutex(std::unique_lock<std::recursive_mutex> &lock, const char *failure_message = nullptr);
 
     PacketType
     CheckForPacket (const uint8_t *src, 
@@ -285,9 +286,9 @@ protected:
     uint32_t m_echo_number;
     LazyBool m_supports_qEcho;
 #ifdef ENABLE_MUTEX_ERROR_CHECKING
-    TrackingMutex m_sequence_mutex;
+#error TrackingMutex is no longer supported
 #else
-    Mutex m_sequence_mutex;    // Restrict access to sending/receiving packets to a single thread at a time
+    std::recursive_mutex m_sequence_mutex; // Restrict access to sending/receiving packets to a single thread at a time
 #endif
     Predicate<bool> m_public_is_running;
     Predicate<bool> m_private_is_running;
@@ -320,7 +321,7 @@ protected:
                                                 bool sync_on_timeout);
 
     bool
-    WaitForNotRunningPrivate (const TimeValue *timeout_ptr);
+    WaitForNotRunningPrivate(const std::chrono::microseconds &timeout);
 
     bool
     CompressionIsEnabled ()
@@ -364,8 +365,8 @@ protected:
 
 private:
     std::queue<StringExtractorGDBRemote> m_packet_queue; // The packet queue
-    lldb_private::Mutex m_packet_queue_mutex;            // Mutex for accessing queue
-    Condition m_condition_queue_not_empty;               // Condition variable to wait for packets
+    std::mutex m_packet_queue_mutex;                     // Mutex for accessing queue
+    std::condition_variable m_condition_queue_not_empty; // Condition variable to wait for packets
 
     HostThread m_listen_thread;
     std::string m_listen_url;