Use the new xulrunner-sdk 1.9.2 on Mac OS.

This just changes the package that is downloaded and extracted
in extras/contrib for Mac OS.
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

extras/contrib/src/Makefile

@@ -1937,11 +1937,11 @@ DISTCLEAN_PKG += libIDL-$(LIBIDL_VERSION).tar.gz
 # Gecko SDK
 # ***************************************************************************
 
-gecko-sdk-ppc-macosx10.2-1.7.5.tar.gz:
+xulrunner-1.9.2.en-US.mac-i386.sdk.tar.bz2:
 	$(WGET) $(GECKO_SDK_MAC_URL)
 
-gecko-sdk: gecko-sdk-ppc-macosx10.2-1.7.5.tar.gz
-	$(EXTRACT_GZ)
+gecko-sdk: xulrunner-1.9.2.en-US.mac-i386.sdk.tar.bz2
+	$(EXTRACT_BZ2)
 
 .gecko: gecko-sdk
 	rm -rf $(PREFIX)/gecko-sdk
@@ -1952,7 +1952,7 @@ gecko-sdk: gecko-sdk-ppc-macosx10.2-1.7.5.tar.gz
 
 CLEAN_FILE += .gecko
 CLEAN_PKG += gecko-sdk
-DISTCLEAN_PKG += gecko-sdk-ppc-macosx10.2-1.7.5.tar.gz
+DISTCLEAN_PKG += xulrunner-1.9.2.en-US.mac-i386.sdk.tar.bz2
 
 # ***************************************************************************
 # Gecko SDK win32

extras/contrib/src/packages.mak

@@ -157,7 +157,7 @@ GLIB_VERSION=2.20.4
 GLIB_URL=http://ftp.gnome.org/pub/gnome/sources/glib/2.20/glib-$(GLIB_VERSION).tar.bz2
 LIBIDL_VERSION=0.8.12
 LIBIDL_URL=http://ftp.gnome.org/pub/gnome/sources/libIDL/0.8/libIDL-$(LIBIDL_VERSION).tar.bz2
-GECKO_SDK_MAC_URL=$(CONTRIB_VIDEOLAN)/gecko-sdk-ppc-macosx10.2-1.7.5.tar.gz
+GECKO_SDK_MAC_URL=http://releases.mozilla.org/pub/mozilla.org/xulrunner/releases/1.9.2/sdk/xulrunner-1.9.2.en-US.mac-i386.sdk.tar.bz2
 GECKO_SDK_WIN32_URL=http://releases.mozilla.org/pub/mozilla.org/xulrunner/releases/1.9.2/sdk/xulrunner-1.9.2.en-US.win32.sdk.zip
 LIBIDL_WIN32_BIN_URL=ftp://ftp.mozilla.org/pub/mozilla.org/mozilla/libraries/win32/historic/vc6/libIDL-0.6.3-win32-bin.zip
 GLIB_WIN32_BIN_URL=ftp://ftp.mozilla.org/pub/mozilla.org/mozilla/libraries/win32/historic/vc6/glib-19990228.zip