Remove unnecessary header dependencies. Fix resulting compilation

problems for wxMSW, wxGTK, wxMotif, wxX11 and wxMac in default
configuration. Non-default configurations will probably need some more
fixes.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19172 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk1/brush.cpp

@@ -12,6 +12,7 @@
 #endif
 
 #include "wx/brush.h"
+#include "wx/colour.h"
 
 #include <gdk/gdk.h>
 

src/gtk1/colour.cpp

@@ -13,6 +13,7 @@
 #endif
 
 #include "wx/gdicmn.h"
+#include "wx/colour.h"
 #include "wx/gtk/private.h"
 
 #include <gdk/gdk.h>

src/gtk1/pen.cpp

@@ -13,6 +13,7 @@
 #endif
 
 #include "wx/pen.h"
+#include "wx/colour.h"
 
 #include <gdk/gdk.h>