Added pinch viewport offset to history item.

Source/web/WebHistoryItem.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "public/web/WebHistoryItem.h"
 
 #include "bindings/v8/SerializedScriptValue.h"
 #include "core/loader/HistoryItem.h"
 #include "platform/network/FormData.h"
 #include "platform/weborigin/KURL.h"
+#include "public/platform/WebFloatPoint.h"
 #include "public/platform/WebHTTPBody.h"
 #include "public/platform/WebPoint.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebVector.h"
 #include "public/web/WebSerializedScriptValue.h"
 #include "wtf/text/StringHash.h"
 
 using namespace WebCore;
 
 namespace blink {
@@ skipping 64 matching lines @@
 WebString WebHistoryItem::target() const
 {
     return m_private->target();
 }
 
 void WebHistoryItem::setTarget(const WebString& target)
 {
     m_private->setTarget(target);
 }
 
+WebFloatPoint WebHistoryItem::pinchViewportScrollOffset() const
+{
+    return m_private->pinchViewportScrollPoint();
+}
+
+void WebHistoryItem::setPinchViewportScrollOffset(const WebFloatPoint& scrollOffset)
+{
+    m_private->setPinchViewportScrollPoint(scrollOffset);
+}
+
 WebPoint WebHistoryItem::scrollOffset() const
 {
     return m_private->scrollPoint();
 }
 
 void WebHistoryItem::setScrollOffset(const WebPoint& scrollOffset)
 {
     m_private->setScrollPoint(scrollOffset);
 }
 
@@ skipping 108 matching lines @@
     m_private = item;
     return *this;
 }
 
 WebHistoryItem::operator PassRefPtr<HistoryItem>() const
 {
     return m_private.get();
 }
 
 } // namespace blink