Include the whole outline into visual overflow

Source/core/layout/LayoutBoxModelObject.cpp

Index: Source/core/layout/LayoutBoxModelObject.cpp
diff --git a/Source/core/layout/LayoutBoxModelObject.cpp b/Source/core/layout/LayoutBoxModelObject.cpp
index 322bb7e4a5ebb6323025e044c5ed1568a0ac6880..4925fb0d967a18fe712386614525043c4115fb02 100644
--- a/Source/core/layout/LayoutBoxModelObject.cpp
+++ b/Source/core/layout/LayoutBoxModelObject.cpp
@@ -414,6 +414,11 @@ void LayoutBoxModelObject::addOutlineRectsForDescendant(const LayoutObject& desc
         return;
     }
 
+    if (descendant.isLayoutInline()) {

[Xianzhu, 2015/08/06 18:12:45]

This is a refactor of the original LayoutInline::addOutlineRects() in which we
used a tricky condition to prevent duplicated rects for line boxes. With this
change we make the condition explicit.

+        toLayoutInline(descendant).addOutlineRectsForChildrenAndContinuations(rects, additionalOffset);
+        return;
+    }
+
     descendant.addOutlineRects(rects, additionalOffset);
 }