Prepare for color input datalist support on Android

Source/platform/ColorSuggestion.h

 /*
  * 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:
  *
  *     * 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 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER 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 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.
  */
 
-// FIXME: This file should be deleted.
-#ifndef Promise_h
-#define Promise_h
+#ifndef ColorSuggestion_h
+#define ColorSuggestion_h
 
-#include "wtf/RefCounted.h"
+#include "platform/graphics/Color.h"
+#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-// An empty class. This is here because a generated file use it.
-class Promise : public RefCounted<Promise> {
+struct ColorSuggestion {
+    Color color;
+    String label;
+
+    ColorSuggestion(const Color& colorValue, const String& label)
+    : color(colorValue)
+    , label(label)
+    { }
 };
 
 } // namespace WebCore
 
-
-#endif // Promise_h
+#endif // ColorSuggestion_h