Prepare for color input datalist support on Android

Source/core/platform/ColorChooserClient.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 14 matching lines @@
  * 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 ColorChooserClient_h
 #define ColorChooserClient_h
 
 #include "core/platform/ColorChooser.h"
+#include "core/platform/ColorSuggestion.h"
 #include "core/platform/graphics/IntRect.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
-class Color;
-
 class ColorChooserClient {
 public:
     virtual ~ColorChooserClient() { }
 
     virtual void didChooseColor(const Color&) = 0;
     virtual void didEndChooser() = 0;
     virtual IntRect elementRectRelativeToRootView() const = 0;
     virtual Color currentColor() = 0;
     virtual bool shouldShowSuggestions() const = 0;
-    virtual Vector<Color> suggestions() const = 0;
+    virtual Vector<ColorSuggestion> suggestions() const = 0;
 };
 
 } // namespace WebCore
 
 #endif // ColorChooserClient_h