diff -r 000000000000 -r 4f2f89ce4247 WebCore/loader/SubframeLoader.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/loader/SubframeLoader.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+ * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
+ * Copyright (C) Research In Motion Limited 2009. 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.
+ */
+
+#ifndef SubframeLoader_h
+#define SubframeLoader_h
+
+#include "FrameLoaderTypes.h"
+#include "PlatformString.h"
+#include <wtf/Forward.h>
+#include <wtf/HashMap.h>
+#include <wtf/Noncopyable.h>
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+class AtomicString;
+class Frame;
+class FrameLoaderClient;
+class HTMLAppletElement;
+class HTMLFrameOwnerElement;
+class IntSize;
+class KURL;
+#if ENABLE(PLUGIN_PROXY_FOR_VIDEO)
+class Node;
+#endif
+class RenderEmbeddedObject;
+class Widget;
+
+// This is a slight misnomer. It handles the higher level logic of loading both subframes and plugins.
+class SubframeLoader : public Noncopyable {
+public:
+    SubframeLoader(Frame*);
+
+    void clear();
+
+    bool requestFrame(HTMLFrameOwnerElement*, const String& url, const AtomicString& frameName, bool lockHistory = true, bool lockBackForwardList = true);    
+    bool requestObject(RenderEmbeddedObject*, const String& url, const AtomicString& frameName,
+        const String& serviceType, const Vector<String>& paramNames, const Vector<String>& paramValues);
+
+#if ENABLE(PLUGIN_PROXY_FOR_VIDEO)
+    PassRefPtr<Widget> loadMediaPlayerProxyPlugin(Node*, const KURL&, const Vector<String>& paramNames, const Vector<String>& paramValues);
+#endif
+
+    PassRefPtr<Widget> createJavaAppletWidget(const IntSize&, HTMLAppletElement*, const HashMap<String, String>& args);
+
+    bool allowPlugins(ReasonForCallingAllowPlugins);
+
+    bool containsPlugins() const { return m_containsPlugins; }
+
+private:
+    Frame* loadSubframe(HTMLFrameOwnerElement*, const KURL&, const String& name, const String& referrer);
+    bool loadPlugin(RenderEmbeddedObject*, const KURL&, const String& mimeType,
+        const Vector<String>& paramNames, const Vector<String>& paramValues, bool useFallback);
+
+    bool shouldUsePlugin(const KURL&, const String& mimeType, bool hasFallback, bool& useFallback);
+
+    bool m_containsPlugins;
+    Frame* m_frame;
+
+    KURL completeURL(const String&) const;
+};
+
+} // namespace WebCore
+
+#endif // SubframeLoader_h