Return computed style for width/height for non-root SVG

third_party/WebKit/Source/core/layout/LayoutBox.cpp

Index: third_party/WebKit/Source/core/layout/LayoutBox.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBox.cpp b/third_party/WebKit/Source/core/layout/LayoutBox.cpp
index 05d55ffa18e60853fa851e01881dc856ea4d7827..0a82d68a769e90097295658a559f4b4ca2cda5e4 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBox.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBox.cpp
@@ -348,8 +348,9 @@ void LayoutBox::styleDidChange(StyleDifference diff,
             document().frame()->page()->scrollingCoordinator())
       scrollingCoordinator->notifyTransformChanged(*this);
   }
-  // Non-atomic inlines should be LayoutInline or LayoutText, not LayoutBox.
-  DCHECK(!isInline() || isAtomicInlineLevel());
+  // Non-atomic inlines should be LayoutInline or LayoutText, not LayoutBox,
+  // except for SVG child.
+  DCHECK(isSVGChild() || !isInline() || isAtomicInlineLevel());
 }
 
 void LayoutBox::updateBackgroundAttachmentFixedStatusAfterStyleChange() {