Bug 1256988 - Move MOZ_PDF_PRINTING to moz.configure. r=chmanchester

Remove the AC_DEFINE because it is unused.

old-configure.in

@@ -3116,7 +3116,6 @@ NS_PRINTING=1
 if test "$MOZ_IOS"; then
    NS_PRINTING=
 fi
-MOZ_PDF_PRINTING=
 MOZ_NO_SMART_CARDS=
 NSS_DISABLE_DBM=
 NECKO_COOKIES=1
@@ -3415,21 +3414,18 @@ dnl ========================================================
 case "$MOZ_WIDGET_TOOLKIT" in
 
 windows)
-    MOZ_PDF_PRINTING=1
     MOZ_INSTRUMENT_EVENT_LOOP=1
     ;;
 
 gtk3)
     USE_FC_FREETYPE=1
 
-    MOZ_PDF_PRINTING=1
     MOZ_INSTRUMENT_EVENT_LOOP=1
     ;;
 
 gtk2)
     USE_FC_FREETYPE=1
 
-    MOZ_PDF_PRINTING=1
     MOZ_INSTRUMENT_EVENT_LOOP=1
     ;;
 
@@ -3437,7 +3433,6 @@ qt)
     MOZ_ENABLE_QT=1
 
     USE_FC_FREETYPE=1
-    MOZ_PDF_PRINTING=1
     AC_DEFINE(QT_NO_KEYWORDS)
     ;;
 
@@ -3465,25 +3460,17 @@ uikit)
     ;;
 
 android)
-    MOZ_PDF_PRINTING=1
     MOZ_INSTRUMENT_EVENT_LOOP=1
     ;;
 
 gonk)
     AC_DEFINE(MOZ_TOUCH)
-    MOZ_PDF_PRINTING=1
     MOZ_TOUCH=1
     MOZ_INSTRUMENT_EVENT_LOOP=1
     ;;
 
 esac
 
-AC_SUBST(MOZ_PDF_PRINTING)
-if test "$MOZ_PDF_PRINTING"; then
-   PDF_SURFACE_FEATURE="#define CAIRO_HAS_PDF_SURFACE 1"
-   AC_DEFINE(MOZ_PDF_PRINTING)
-fi
-
 if test "$MOZ_INSTRUMENT_EVENT_LOOP"; then
    AC_DEFINE(MOZ_INSTRUMENT_EVENT_LOOP)
 fi
@@ -7355,7 +7342,6 @@ if test "$MOZ_TREE_CAIRO"; then
     AC_SUBST(MOZ_ENABLE_D3D10_LAYER)
 
     AC_SUBST(PS_SURFACE_FEATURE)
-    AC_SUBST(PDF_SURFACE_FEATURE)
     AC_SUBST(SVG_SURFACE_FEATURE)
     AC_SUBST(XLIB_SURFACE_FEATURE)
     AC_SUBST(XLIB_XRENDER_SURFACE_FEATURE)

toolkit/moz.configure

@@ -108,3 +108,15 @@ def gl_provider(value, x11):
     elif x11:
         set_config('MOZ_GL_DEFAULT_PROVIDER', 'GLX')
         set_define('GL_PROVIDER_GLX', '1')
+
+
+# PDF printing
+# ==============================================================
+@depends(toolkit)
+def pdf_printing(toolkit):
+    if toolkit in ('windows', 'gtk2', 'gtk3', 'qt', 'android', 'gonk'):
+        set_config('MOZ_PDF_PRINTING', '1')
+        set_config('PDF_SURFACE_FEATURE', '#define CAIRO_HAS_PDF_SURFACE 1')
+    else:
+        # CONFIGURE_SUBST_FILES need explicit empty values.
+        set_config('PDF_SURFACE_FEATURE', '')