diff --git a/src/msw/graphics.cpp b/src/msw/graphics.cpp
index 88d5fb5594..b09c1dca14 100644
--- a/src/msw/graphics.cpp
+++ b/src/msw/graphics.cpp
@@ -391,7 +391,7 @@ private:
     GraphicsState m_state1;
     GraphicsState m_state2;
 
-    DECLARE_DYNAMIC_CLASS_NO_COPY(wxGDIPlusContext)
+    wxDECLARE_NO_COPY_CLASS(wxGDIPlusContext);
 };
 
 class wxGDIPlusMeasuringContext : public wxGDIPlusContext
@@ -411,7 +411,6 @@ public:
 
 private:
     HDC m_hdc ;
-    DECLARE_DYNAMIC_CLASS_NO_COPY(wxGDIPlusMeasuringContext)
 } ;
 
 class wxGDIPlusPrintingContext : public wxGDIPlusContext
@@ -1247,9 +1246,6 @@ void * wxGDIPlusMatrixData::GetNativeMatrix() const
 // wxGDIPlusContext implementation
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxGDIPlusContext,wxGraphicsContext)
-IMPLEMENT_DYNAMIC_CLASS(wxGDIPlusMeasuringContext,wxGDIPlusContext)
-
 class wxGDIPlusOffsetHelper
 {
 public :
diff --git a/src/osx/carbon/graphics.cpp b/src/osx/carbon/graphics.cpp
index e5e2a07b6c..e481253450 100644
--- a/src/osx/carbon/graphics.cpp
+++ b/src/osx/carbon/graphics.cpp
@@ -1404,8 +1404,6 @@ public:
 
     wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer);
 
-    wxMacCoreGraphicsContext();
-
     ~wxMacCoreGraphicsContext();
 
     void Init();
@@ -1517,7 +1515,7 @@ public:
 
     void SetNativeContext( CGContextRef cg );
 
-    DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsContext)
+    wxDECLARE_NO_COPY_CLASS(wxMacCoreGraphicsContext);
 
 private:
     bool EnsureIsValid();
@@ -1556,8 +1554,6 @@ private:
 // wxMacCoreGraphicsContext implementation
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsContext, wxGraphicsContext)
-
 class wxQuartzOffsetHelper
 {
 public :
@@ -1662,12 +1658,6 @@ wxMacCoreGraphicsContext::wxMacCoreGraphicsContext(wxGraphicsRenderer* renderer)
     Init();
 }
 
-wxMacCoreGraphicsContext::wxMacCoreGraphicsContext() : wxGraphicsContext(NULL)
-{
-    Init();
-    wxLogDebug(wxT("Illegal Constructor called"));
-}
-
 wxMacCoreGraphicsContext::~wxMacCoreGraphicsContext()
 {
     SetNativeContext(NULL);