Send URLs over DO bycopy.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@28259 72102866-910b-0410-8b05-ffd578937521

Source/NSURL.m

@@ -46,6 +46,7 @@ function may be incorrect
 #import "Foundation/NSLock.h"
 #import "Foundation/NSMapTable.h"
 #import "Foundation/NSObject.h"
+#import "Foundation/NSPortCoder.h"
 #import "Foundation/NSRunLoop.h"
 #import "Foundation/NSString.h"
 #import "Foundation/NSURL.h"
@@ -1535,6 +1536,15 @@ static unsigned	urlAlign;
   return _urlString;
 }
 
+/* Encode bycopy unless explicitly requested otherwise.
+ */
+- (id) replacementObjectForPortCoder: (NSPortCoder*)aCoder
+{
+  if ([aCoder isByref] == NO)
+    return self;
+  return [super replacementObjectForPortCoder: aCoder];
+}
+
 /**
  * Loads the resource data for the represented URL and returns the result.
  * The shouldUseCache flag determines whether data previously retrieved by