Bug 773460 - Change the default canvas over to Azure; r=nrc

--HG--
extra : rebase_source : cf5c1a05345fe4096d856f432cf26175c4401762

modules/libpref/src/init/all.js

@@ -231,22 +231,19 @@ pref("gfx.font_rendering.directwrite.enabled", false);
 pref("gfx.font_rendering.directwrite.use_gdi_table_loading", true);
 #endif
 
-#ifdef XP_WIN
 pref("gfx.canvas.azure.enabled", true);
+#ifdef XP_WIN
 // 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", "direct2d,cairo");
 pref("gfx.content.azure.enabled", true);
 #else
 #ifdef XP_MACOSX
-pref("gfx.canvas.azure.enabled", true);
 pref("gfx.canvas.azure.backends", "cg");
 #else
 #ifdef ANDROID
-pref("gfx.canvas.azure.enabled", true);
 pref("gfx.canvas.azure.backends", "cairo");
 #else
-pref("gfx.canvas.azure.enabled", false);
 pref("gfx.canvas.azure.backends", "cairo");
 #endif
 #endif