Don't force full invalidation on padding or margin change

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 43fedd29bc3bc2361fad3db8cb6022937664b6d5..3862be58f61ec13e57923a7ba47e39b18bb7ff28 100644
--- a/Source/core/rendering/style/RenderStyle.cpp
+++ b/Source/core/rendering/style/RenderStyle.cpp
@@ -423,12 +423,6 @@ bool RenderStyle::diffNeedsFullLayoutAndRepaint(const RenderStyle& other) const
     //   instead of forced full repaint.
 
     if (surround.get() != other.surround.get()) {
-        if (surround->margin != other.surround->margin)
-            return true;
-
-        if (surround->padding != other.surround->padding)
-            return true;
-
         // If our border widths change, then we need to layout. Other changes to borders only necessitate a repaint.
         if (borderLeftWidth() != other.borderLeftWidth()
             || borderTopWidth() != other.borderTopWidth()
@@ -616,6 +610,14 @@ bool RenderStyle::diffNeedsFullLayout(const RenderStyle& other) const
     if (noninherited_flags._vertical_align != other.noninherited_flags._vertical_align)
         return true;
 
+    if (surround.get() != other.surround.get()) {
+        if (surround->margin != other.surround->margin)
+            return true;
+
+        if (surround->padding != other.surround->padding)
+            return true;
+    }
+
     return false;
 }