diff --git a/lldb/examples/interposing/darwin/fd_interposing/FDInterposing.cpp b/lldb/examples/interposing/darwin/fd_interposing/FDInterposing.cpp
--- a/lldb/examples/interposing/darwin/fd_interposing/FDInterposing.cpp
+++ b/lldb/examples/interposing/darwin/fd_interposing/FDInterposing.cpp
@@ -68,13 +68,6 @@
 #include <unistd.h>
 #include <vector>
 
-/// \def DISALLOW_COPY_AND_ASSIGN(TypeName)
-///     Macro definition for easily disallowing copy constructor and
-///     assignment operators in C++ classes.
-#define DISALLOW_COPY_AND_ASSIGN(TypeName)                                     \
-  TypeName(const TypeName &);                                                  \
-  const TypeName &operator=(const TypeName &)
-
 extern "C" {
 int accept$NOCANCEL(int, struct sockaddr *__restrict, socklen_t *__restrict);
 int close$NOCANCEL(int);
diff --git a/lldb/include/lldb/lldb-defines.h b/lldb/include/lldb/lldb-defines.h
--- a/lldb/include/lldb/lldb-defines.h
+++ b/lldb/include/lldb/lldb-defines.h
@@ -133,15 +133,4 @@
 
 #define UNUSED_IF_ASSERT_DISABLED(x) ((void)(x))
 
-#if defined(__cplusplus)
-
-/// \def DISALLOW_COPY_AND_ASSIGN(TypeName)
-///     Macro definition for easily disallowing copy constructor and
-///     assignment operators in C++ classes.
-#define DISALLOW_COPY_AND_ASSIGN(TypeName)                                     \
-  TypeName(const TypeName &) = delete;                                         \
-  const TypeName &operator=(const TypeName &) = delete
-
-#endif // #if defined(__cplusplus)
-
 #endif // LLDB_LLDB_DEFINES_H
diff --git a/lldb/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h b/lldb/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h
--- a/lldb/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h
+++ b/lldb/source/Plugins/Platform/MacOSX/PlatformDarwinKernel.h
@@ -172,7 +172,8 @@
                                                           // dSYMs next to them
   lldb_private::LazyBool m_ios_debug_session;
 
-  DISALLOW_COPY_AND_ASSIGN(PlatformDarwinKernel);
+  PlatformDarwinKernel(const PlatformDarwinKernel &) = delete;
+  const PlatformDarwinKernel &operator=(const PlatformDarwinKernel &) = delete;
 };
 
 #else // __APPLE__