Remove WebThemeEngine::paintScrollbarThumb.

public/platform/WebThemeEngine.h

 /*
  * Copyright (C) 2010 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 21 matching lines @@
 #define WebThemeEngine_h
 
 #include "WebCanvas.h"
 #include "WebColor.h"
 #include "WebSize.h"
 
 namespace blink {
 
 struct WebRect;
 
-// FIXME: crbug.com/327471. We need to merge the Apple and non-Apple implementations.
-
 class WebThemeEngine {
 public:
     // The current state of the associated Part.
     enum State {
         StateDisabled,
         StateHover, // non-Apple
         StateNormal, // non-Apple
         StatePressed,
         StateFocused, // non-Apple
         StateReadonly, // non-Apple
         StateInactive, // Apple-specific
         StateActive, // Apple-specific
     };
 
-    // FIXME: The next section describes stuff only used on the Apple port.
-    enum Size {
-        SizeRegular,
-        SizeSmall,
-    };
-
-    enum ScrollbarOrientation {
-        ScrollbarOrientationHorizontal,
-        ScrollbarOrientationVertical,
-    };
-
-    enum ScrollbarParent {
-        ScrollbarParentScrollView,
-        ScrollbarParentRenderLayer,
-    };
-
-    struct ScrollbarInfo {
-        ScrollbarOrientation orientation;
-        ScrollbarParent parent;
-        int maxValue;
-        int currentValue;
-        int visibleSize;
-        int totalSize;
-    };
-
-    virtual void paintScrollbarThumb(WebCanvas*, State, Size, const WebRect&, const ScrollbarInfo&) { }
-
-    // FIXME: The remaining definitions are only used on the non-Apple ports.
-
     // The UI part which is being accessed.
     enum Part {
         // ScrollbarTheme parts
         PartScrollbarDownArrow,
         PartScrollbarLeftArrow,
         PartScrollbarRightArrow,
         PartScrollbarUpArrow,
         PartScrollbarHorizontalThumb,
         PartScrollbarVerticalThumb,
         PartScrollbarHorizontalTrack,
         PartScrollbarVerticalTrack,
         PartScrollbarCorner,
 
         // RenderTheme parts
         PartCheckbox,
         PartRadio,
         PartButton,
         PartTextField,
         PartMenuList,
         PartSliderTrack,
         PartSliderThumb,
         PartInnerSpinButton,
         PartProgressBar
     };
 
-
     // Extra parameters for drawing the PartScrollbarHorizontalTrack and
     // PartScrollbarVerticalTrack.
     struct ScrollbarTrackExtraParams {
         bool isBack; // Whether this is the 'back' part or the 'forward' part.
 
         // The bounds of the entire track, as opposed to the part being painted.
         int trackX;
         int trackY;
         int trackWidth;
         int trackHeight;
@@ skipping 61 matching lines @@
     // like vertical scrollbar thumbs, the width will be the required width of
     // the track while the height will be the minimum height.
     virtual WebSize getSize(Part) { return WebSize(); }
     // Paint the given the given theme part.
     virtual void paint(WebCanvas*, Part, State, const WebRect&, const ExtraParams*) { }
 };
 
 } // namespace blink
 
 #endif