Don't repaint when setting border or outline 0 with style none

Source/core/rendering/style/RenderStyle.cpp

Index: Source/core/rendering/style/RenderStyle.cpp
diff --git a/Source/core/rendering/style/RenderStyle.cpp b/Source/core/rendering/style/RenderStyle.cpp
index 31a85c2cf2e1c86b8ef515f2d1cd965dff0a254e..274f75d7cd8537ac7ef232be85b8bb07f46bab04 100644
--- a/Source/core/rendering/style/RenderStyle.cpp
+++ b/Source/core/rendering/style/RenderStyle.cpp
@@ -622,8 +622,8 @@ StyleDifference RenderStyle::repaintOnlyDiff(const RenderStyle& other, unsigned&
     if (inherited_flags._visibility != other.inherited_flags._visibility
         || inherited_flags.m_printColorAdjust != other.inherited_flags.m_printColorAdjust
         || inherited_flags._insideLink != other.inherited_flags._insideLink
-        || surround->border != other.surround->border
-        || *m_background.get() != *other.m_background.get()
+        || !surround->border.visuallyEqual(other.surround->border)
+        || !m_background->visuallyEqual(*other.m_background)
         || rareInheritedData->userModify != other.rareInheritedData->userModify
         || rareInheritedData->userSelect != other.rareInheritedData->userSelect
         || rareNonInheritedData->userDrag != other.rareNonInheritedData->userDrag