Remove all of WebCore/platform/mac which is not mentioned in WebCore.gypi.

Source/WebCore/platform/mac/PublicSuffixMac.mm

-/*
- * Copyright (C) 2013 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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 "PublicSuffix.h"
-
-#import "WebCoreSystemInterface.h"
-#import "WebCoreNSURLExtras.h"
-#import <wtf/RetainPtr.h>
-
-#if ENABLE(PUBLIC_SUFFIX_LIST)
-
-@interface NSString (WebCoreNSURLExtras)
-- (BOOL)_web_looksLikeIPAddress;
-@end
-
-namespace WebCore {
-
-bool isPublicSuffix(const String& domain)
-{
-    return wkIsPublicSuffix(decodeHostName(domain));
-}
-
-String topPrivatelyControlledDomain(const String& domain)
-{
-    if (domain.isNull() || domain.isEmpty())
-        return String();
-
-    NSString *host = decodeHostName(domain);
-
-    if ([host _web_looksLikeIPAddress])
-        return domain;
-
-    // Match the longest possible suffix.
-    bool hasTopLevelDomain = false;
-    NSCharacterSet *dot = [[NSCharacterSet characterSetWithCharactersInString:@"."] retain];
-    NSRange nextDot = NSMakeRange(0, [host length]);
-    for (NSRange previousDot = [host rangeOfCharacterFromSet:dot]; previousDot.location != NSNotFound; nextDot = previousDot, previousDot = [host rangeOfCharacterFromSet:dot options:0 range:NSMakeRange(previousDot.location + previousDot.length, [host length] - (previousDot.location + previousDot.length))]) {
-        NSString *substring = [host substringFromIndex:previousDot.location + previousDot.length];
-        if (wkIsPublicSuffix(substring)) {
-            hasTopLevelDomain = true;
-            break;
-        }
-    }
-
-    [dot release];
-    if (!hasTopLevelDomain)
-        return String();
-
-    if (!nextDot.location)
-        return domain;
-
-    return encodeHostName([host substringFromIndex:nextDot.location + nextDot.length]);
-}
-
-}
-
-#endif