Further movement to CFURL.

Reviewed by me.

Foundation/CPBundle.j

@@ -159,7 +159,7 @@ var CPBundlesForURLStrings = { };
         count = [staticResources count];
 
     for (; index < count; ++index)
-        [staticResourceURLs addObject:[CPURL URLWithString:staticResources[index].path()]];
+        [staticResourceURLs addObject:staticResources[index].URL()];
 
     return staticResourceURLs;
 }

Foundation/CPURLRequest.j

@@ -90,10 +90,8 @@
 */
 - (void)setURL:(CPURL)aURL
 {
-    if ([aURL isKindOfClass:[CPURL class]])
-        _URL = aURL;
-    else
-        _URL = [CPURL URLWithString:String(aURL)];
+    // Lenient and accept strings.
+    _URL = new CFURL(aURL);
 }
 
 /*!