Fix mac build

gfx/src/mac/nsDeviceContextMac.h

@@ -88,6 +88,8 @@ public:
   NS_IMETHOD GetLocalFontName(const nsString& aFaceName, nsString& aLocalName,
                               PRBool& aAliased);
   
+  NS_IMETHOD GetILColorSpace(IL_ColorSpace*& aColorSpace);
+
 
 protected:
   ~nsDeviceContextMac();

widget/src/mac/nsDeviceContextMac.h

@@ -88,6 +88,8 @@ public:
   NS_IMETHOD GetLocalFontName(const nsString& aFaceName, nsString& aLocalName,
                               PRBool& aAliased);
   
+  NS_IMETHOD GetILColorSpace(IL_ColorSpace*& aColorSpace);
+
 
 protected:
   ~nsDeviceContextMac();