Removing a bunch of unused platform code.

Source/WebCore/platform/graphics/Color.h

Index: Source/WebCore/platform/graphics/Color.h
diff --git a/Source/WebCore/platform/graphics/Color.h b/Source/WebCore/platform/graphics/Color.h
index 31b9f4aa8147d4390896f78c3d454875f186b548..a776f0322a0f6d010423023f1fa079a026648033 100644
--- a/Source/WebCore/platform/graphics/Color.h
+++ b/Source/WebCore/platform/graphics/Color.h
@@ -36,20 +36,6 @@
 typedef struct CGColor* CGColorRef;
 #endif
 
-#if PLATFORM(QT)
-#include <qglobal.h>
-QT_BEGIN_NAMESPACE
-class QColor;
-QT_END_NAMESPACE
-#endif
-
-#if PLATFORM(GTK)
-typedef struct _GdkColor GdkColor;
-#ifndef GTK_API_VERSION_2
-typedef struct _GdkRGBA GdkRGBA;
-#endif
-#endif
-
 namespace WebCore {
 
 class Color;
@@ -129,20 +115,6 @@ public:
     Color blend(const Color&) const;
     Color blendWithWhite() const;
 
-#if PLATFORM(QT)
-    Color(const QColor&);
-    operator QColor() const;
-#endif
-
-#if PLATFORM(GTK)
-    Color(const GdkColor&);
-    // We can't sensibly go back to GdkColor without losing the alpha value
-#ifndef GTK_API_VERSION_2
-    Color(const GdkRGBA&);
-    operator GdkRGBA() const;
-#endif
-#endif
-
 #if USE(CG)
     Color(CGColorRef);
 #endif