diff -r 000000000000 -r 6474c204b198 gfx/cairo/cairo-qt-compile.patch
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/cairo/cairo-qt-compile.patch	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,21 @@
+# HG changeset patch
+# Parent 2563fa2763b0ea83394e785340afa4c564ceab57
+diff -r 2563fa2763b0 -r 9ab15e95a354 gfx/cairo/cairo/src/cairo-qt-surface.cpp
+--- a/gfx/cairo/cairo/src/cairo-qt-surface.cpp	Thu Apr 29 06:55:11 2010 +0300
++++ b/gfx/cairo/cairo/src/cairo-qt-surface.cpp	Thu Apr 29 06:55:51 2010 +0300
+@@ -204,6 +204,7 @@
+     case CAIRO_OPERATOR_HSL_LUMINOSITY:
+ 	ASSERT_NOT_REACHED;
+     }
++    return QPainter::CompositionMode_Source;
+ }
+ 
+ static bool
+@@ -668,7 +669,6 @@
+ static cairo_status_t
+ _cairo_qt_surface_clone_similar (void *abstract_surface,
+ 				 cairo_surface_t *src,
+-				 cairo_content_t  content,
+ 				 int              src_x,
+ 				 int              src_y,
+ 				 int              width,