Prepare for date/time input datalist support

public/web/WebDateTimeSuggestion.h

 /*
- * Copyright (C) 2012 Google Inc. All rights reserved.
+ * Copyright (C) 2013 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:
  * 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.
  */
 
-#ifndef PopupOpeningObserver_h
-#define PopupOpeningObserver_h
+#ifndef WebDateTimeSuggestion_h
+#define WebDateTimeSuggestion_h
 
-namespace WebCore {
+#include "public/platform/WebString.h"
 
-class PopupOpeningObserver {
-public:
-    virtual void willOpenPopup() = 0;
+#if BLINK_IMPLEMENTATION
+namespace WebCore { struct DateTimeSuggestion; }
+#endif
 
-protected:
-    virtual ~PopupOpeningObserver() { }
+namespace blink {
+
+struct WebDateTimeSuggestion {
+    double value;
+    WebString localizedValue;
+    WebString label;
+
+    WebDateTimeSuggestion() { }
+
+#if BLINK_IMPLEMENTATION
+    WebDateTimeSuggestion(const WebCore::DateTimeSuggestion&);
+    WebDateTimeSuggestion& operator=(const WebCore::DateTimeSuggestion&);
+#endif
 };
 
-}
+} // namespace blink
+
 #endif