diff --git a/libs/ardour/ardour/processor.h b/libs/ardour/ardour/processor.h
index c7d3608b5e..914ddb904f 100644
--- a/libs/ardour/ardour/processor.h
+++ b/libs/ardour/ardour/processor.h
@@ -36,6 +36,7 @@
 
 class XMLNode;
 class ProcessorWindowProxy;
+class PluginPinWindowProxy;
 
 namespace ARDOUR {
 
@@ -116,7 +117,10 @@ class LIBARDOUR_API Processor : public SessionObject, public Automatable, public
 	void* get_ui () const { return _ui_pointer; }
 
 	ProcessorWindowProxy * window_proxy () const { return _window_proxy; }
-	void set_window_proxy (ProcessorWindowProxy* wp);
+	void set_window_proxy (ProcessorWindowProxy* wp) { _window_proxy = wp; }
+
+	PluginPinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
+	void set_pingmgr_proxy (PluginPinWindowProxy* wp) { _pinmgr_proxy = wp ; }
 
 	void set_owner (SessionObject*);
 	SessionObject* owner() const;
@@ -134,6 +138,7 @@ protected:
 	bool      _pre_fader; ///< true if this processor is currently placed before the Amp, otherwise false
 	void*     _ui_pointer;
 	ProcessorWindowProxy *_window_proxy;
+	PluginPinWindowProxy *_pinmgr_proxy;
 	SessionObject* _owner;
 };
 
diff --git a/libs/ardour/processor.cc b/libs/ardour/processor.cc
index 315fb6662e..e55d31ce52 100644
--- a/libs/ardour/processor.cc
+++ b/libs/ardour/processor.cc
@@ -64,6 +64,7 @@ Processor::Processor(Session& session, const string& name)
 	, _pre_fader (false)
 	, _ui_pointer (0)
 	, _window_proxy (0)
+	, _pinmgr_proxy (0)
 	, _owner (0)
 {
 }
@@ -81,6 +82,7 @@ Processor::Processor (const Processor& other)
 	, _pre_fader (false)
 	, _ui_pointer (0)
 	, _window_proxy (0)
+	, _pinmgr_proxy (0)
 	, _owner (0)
 {
 }
@@ -277,12 +279,6 @@ Processor::set_ui (void* p)
 	_ui_pointer = p;
 }
 
-void
-Processor::set_window_proxy (ProcessorWindowProxy* wp)
-{
-	_window_proxy = wp;
-}
-
 void
 Processor::set_owner (SessionObject* o)
 {