--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/WebView/WebDocumentLoaderMac.h	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2006, 2007 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. 
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 <WebCore/DocumentLoader.h>
+#import <wtf/RetainPtr.h>
+#import <wtf/HashSet.h>
+
+@class WebDataSource;
+@class WebView;
+
+namespace WebCore {
+    class ResourceRequest;
+}
+
+class WebDocumentLoaderMac : public WebCore::DocumentLoader {
+public:
+    WebDocumentLoaderMac(const WebCore::ResourceRequest&, const WebCore::SubstituteData&);
+
+    void setDataSource(WebDataSource *, WebView*);
+    void detachDataSource();
+    WebDataSource *dataSource() const;
+
+    virtual void attachToFrame();
+    virtual void detachFromFrame();
+
+    void increaseLoadCount(unsigned long identifier);
+    void decreaseLoadCount(unsigned long identifier);
+
+private:
+    void retainDataSource();
+    void releaseDataSource();
+
+    WebDataSource *m_dataSource;
+    bool m_isDataSourceRetained;
+    RetainPtr<id> m_resourceLoadDelegate;
+    RetainPtr<id> m_downloadDelegate;
+    HashSet<unsigned long> m_loadingResources;
+};