From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 .../loader/CrossOriginPreflightResultCache.h       | 82 ++++++++++------------
 1 file changed, 38 insertions(+), 44 deletions(-)

(limited to 'Source/WebCore/loader/CrossOriginPreflightResultCache.h')

diff --git a/Source/WebCore/loader/CrossOriginPreflightResultCache.h b/Source/WebCore/loader/CrossOriginPreflightResultCache.h
index 1c95a439f..094496e58 100644
--- a/Source/WebCore/loader/CrossOriginPreflightResultCache.h
+++ b/Source/WebCore/loader/CrossOriginPreflightResultCache.h
@@ -10,10 +10,10 @@
  *    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
+ * THIS SOFTWARE IS PROVIDED BY APPLE 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
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE 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
@@ -24,65 +24,59 @@
  *
  */
 
-#ifndef CrossOriginPreflightResultCache_h
-#define CrossOriginPreflightResultCache_h
+#pragma once
 
 #include "URLHash.h"
 #include "ResourceHandleTypes.h"
+#include <chrono>
 #include <wtf/HashMap.h>
 #include <wtf/HashSet.h>
-#include <wtf/PassOwnPtr.h>
 #include <wtf/text/StringHash.h>
 
 namespace WebCore {
 
-    class HTTPHeaderMap;
-    class ResourceResponse;
+class HTTPHeaderMap;
+class ResourceResponse;
 
-    class CrossOriginPreflightResultCacheItem {
-        WTF_MAKE_NONCOPYABLE(CrossOriginPreflightResultCacheItem); WTF_MAKE_FAST_ALLOCATED;
-    public:
-        CrossOriginPreflightResultCacheItem(StoredCredentials credentials)
-            : m_absoluteExpiryTime(0)
-            , m_credentials(credentials)
-        {
-        }
+class CrossOriginPreflightResultCacheItem {
+    WTF_MAKE_NONCOPYABLE(CrossOriginPreflightResultCacheItem); WTF_MAKE_FAST_ALLOCATED;
+public:
+    explicit CrossOriginPreflightResultCacheItem(StoredCredentials credentials)
+        : m_credentials(credentials)
+    {
+    }
 
-        bool parse(const ResourceResponse&, String& errorDescription);
-        bool allowsCrossOriginMethod(const String&, String& errorDescription) const;
-        bool allowsCrossOriginHeaders(const HTTPHeaderMap&, String& errorDescription) const;
-        bool allowsRequest(StoredCredentials, const String& method, const HTTPHeaderMap& requestHeaders) const;
+    bool parse(const ResourceResponse&, String& errorDescription);
+    bool allowsCrossOriginMethod(const String&, String& errorDescription) const;
+    bool allowsCrossOriginHeaders(const HTTPHeaderMap&, String& errorDescription) const;
+    bool allowsRequest(StoredCredentials, const String& method, const HTTPHeaderMap& requestHeaders) const;
 
-    private:
-        typedef HashSet<String, CaseFoldingHash> HeadersSet;
+private:
+    // FIXME: A better solution to holding onto the absolute expiration time might be
+    // to start a timer for the expiration delta that removes this from the cache when
+    // it fires.
+    std::chrono::steady_clock::time_point m_absoluteExpiryTime;
+    StoredCredentials m_credentials;
+    HashSet<String> m_methods;
+    HashSet<String, ASCIICaseInsensitiveHash> m_headers;
+};
 
-        // FIXME: A better solution to holding onto the absolute expiration time might be
-        // to start a timer for the expiration delta that removes this from the cache when
-        // it fires.
-        double m_absoluteExpiryTime;
-        StoredCredentials m_credentials;
-        HashSet<String> m_methods;
-        HeadersSet m_headers;
-    };
+class CrossOriginPreflightResultCache {
+    WTF_MAKE_NONCOPYABLE(CrossOriginPreflightResultCache); WTF_MAKE_FAST_ALLOCATED;
 
-    class CrossOriginPreflightResultCache {
-        WTF_MAKE_NONCOPYABLE(CrossOriginPreflightResultCache); WTF_MAKE_FAST_ALLOCATED;
-    public:
-        static CrossOriginPreflightResultCache& shared();
+public:
+    WEBCORE_EXPORT static CrossOriginPreflightResultCache& singleton();
 
-        void appendEntry(const String& origin, const URL&, PassOwnPtr<CrossOriginPreflightResultCacheItem>);
-        bool canSkipPreflight(const String& origin, const URL&, StoredCredentials, const String& method, const HTTPHeaderMap& requestHeaders);
+    void appendEntry(const String& origin, const URL&, std::unique_ptr<CrossOriginPreflightResultCacheItem>);
+    bool canSkipPreflight(const String& origin, const URL&, StoredCredentials, const String& method, const HTTPHeaderMap& requestHeaders);
 
-        void empty();
+    WEBCORE_EXPORT void empty();
 
-    private:
-        CrossOriginPreflightResultCache() { }
+private:
+    friend NeverDestroyed<CrossOriginPreflightResultCache>;
+    CrossOriginPreflightResultCache();
 
-        typedef HashMap<std::pair<String, URL>, OwnPtr<CrossOriginPreflightResultCacheItem>> CrossOriginPreflightResultHashMap;
-
-        CrossOriginPreflightResultHashMap m_preflightHashMap;
-    };
+    HashMap<std::pair<String, URL>, std::unique_ptr<CrossOriginPreflightResultCacheItem>> m_preflightHashMap;
+};
 
 } // namespace WebCore
-
-#endif
-- 
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