diff -r 000000000000 -r 4f2f89ce4247 WebCore/platform/mac/KURLMac.mm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/platform/mac/KURLMac.mm	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2004, 2008 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#import "config.h"
+#import "KURL.h"
+
+#import "FoundationExtras.h"
+
+namespace WebCore {
+
+KURL::KURL(NSURL *url)
+{
+    if (!url) {
+        parse(0, 0);
+        return;
+    }
+
+    CFIndex bytesLength = CFURLGetBytes(reinterpret_cast<CFURLRef>(url), 0, 0);
+    Vector<char, 512> buffer(bytesLength + 6); // 5 for "file:", 1 for null character to end C string
+    char* bytes = &buffer[5];
+    CFURLGetBytes(reinterpret_cast<CFURLRef>(url), reinterpret_cast<UInt8*>(bytes), bytesLength);
+    bytes[bytesLength] = '\0';
+    if (bytes[0] != '/') {
+        parse(bytes, 0);
+        return;
+    }
+
+    buffer[0] = 'f';
+    buffer[1] = 'i';
+    buffer[2] = 'l';
+    buffer[3] = 'e';
+    buffer[4] = ':';
+
+    parse(buffer.data(), 0);
+}
+
+KURL::operator NSURL *() const
+{
+    if (isNull())
+        return nil;
+
+    // CFURL can't hold an empty URL, unlike NSURL.
+    if (isEmpty())
+        return [NSURL URLWithString:@""];
+
+    return HardAutorelease(createCFURL());
+}
+
+}