Enable proper zooming of checkbox and radio button on Win and Mac.

Source/core/rendering/RenderThemeChromiumSkia.cpp

Index: Source/core/rendering/RenderThemeChromiumSkia.cpp
diff --git a/Source/core/rendering/RenderThemeChromiumSkia.cpp b/Source/core/rendering/RenderThemeChromiumSkia.cpp
index b044f527371c3988294207e732eaa19e6779e8b3..a1867430f547a7fc547673722a5a16ab3ddea379 100644
--- a/Source/core/rendering/RenderThemeChromiumSkia.cpp
+++ b/Source/core/rendering/RenderThemeChromiumSkia.cpp
@@ -406,15 +406,6 @@ int RenderThemeChromiumSkia::menuListArrowPadding() const
     return ScrollbarTheme::theme()->scrollbarThickness();
 }
 
-// static
-void RenderThemeChromiumSkia::setSizeIfAuto(RenderStyle* style, const IntSize& size)
-{
-    if (style->width().isIntrinsicOrAuto())
-        style->setWidth(Length(size.width(), Fixed));
-    if (style->height().isAuto())
-        style->setHeight(Length(size.height(), Fixed));
-}
-
 int RenderThemeChromiumSkia::menuListInternalPadding(RenderStyle* style, int paddingType) const
 {
     // This internal padding is in addition to the user-supplied padding.