Backed out changeset ccf36a0dc3d8 (bug 1302225) for windows vm reftest failures a=backout CLOSED TREE

modules/libpref/init/all.js

@@ -760,7 +760,13 @@ pref("gfx.font_rendering.opentype_svg.enabled", true);
 // comma separated list of backends to use in order of preference
 // e.g., pref("gfx.canvas.azure.backends", "direct2d,skia,cairo");
 pref("gfx.canvas.azure.backends", "direct2d1.1,skia,cairo");
+
+#ifdef NIGHTLY_BUILD
+pref("gfx.content.azure.backends", "direct2d1.1,skia,cairo");
+#else
 pref("gfx.content.azure.backends", "direct2d1.1,cairo");
+#endif
+
 #else
 #ifdef XP_MACOSX
 pref("gfx.content.azure.backends", "skia");