Include the whole outline into visual overflow

Source/core/layout/LayoutObject.h

Index: Source/core/layout/LayoutObject.h
diff --git a/Source/core/layout/LayoutObject.h b/Source/core/layout/LayoutObject.h
index afb71435d4e5893af1a1ac503db33fc8a8896d59..a8499b206da50a1b91d5ad8bb4ed3b537dd11a42 100644
--- a/Source/core/layout/LayoutObject.h
+++ b/Source/core/layout/LayoutObject.h
@@ -874,7 +874,6 @@ public:
     // coordinate space. This method deals with outlines and overflow.
     virtual LayoutRect absoluteClippedOverflowRect() const;
     virtual LayoutRect clippedOverflowRectForPaintInvalidation(const LayoutBoxModelObject* paintInvalidationContainer, const PaintInvalidationState* = nullptr) const;
-    virtual LayoutRect rectWithOutlineForPaintInvalidation(const LayoutBoxModelObject* paintInvalidationContainer, LayoutUnit outlineWidth, const PaintInvalidationState* = nullptr) const;
 
     // Given a rect in the object's coordinate space, compute a rect suitable for invalidating paints of
     // that rect in the coordinate space of paintInvalidationContainer.
@@ -989,6 +988,8 @@ public:
 
     bool createsGroup() const { return isTransparent() || hasMask() || hasFilter() || style()->hasBlendMode(); }
 
+    // Collects rectangles that the outline of this object would be drawing around of,

[chrishtr, 2015/08/28 00:37:27]

s/around of/along the outside of/

[Xianzhu, 2015/08/28 03:48:04]

Done.

+    // even if the object isn't styled with a outline for now.
     virtual void addOutlineRects(Vector<LayoutRect>&, const LayoutPoint& additionalOffset) const { }
 
     // Compute a list of hit-test rectangles per layer rooted at this layoutObject.
@@ -1194,6 +1195,9 @@ protected:
     // Remove this object and all descendants from the containing LayoutFlowThread.
     void removeFromLayoutFlowThread();
 
+    bool containsInlineWithOutlineAndContinuation() const { return m_bitfields.containsInlineWithOutlineAndContinuation(); }
+    void setContainsInlineWithOutlineAndContinuation(bool b) { m_bitfields.setContainsInlineWithOutlineAndContinuation(b); }
+
 private:
     void fullyInvalidatePaint(const LayoutBoxModelObject& paintInvalidationContainer, PaintInvalidationReason, const LayoutRect& oldBounds, const LayoutRect& newBounds);
 
@@ -1320,6 +1324,7 @@ private:
             , m_notifiedOfSubtreeChange(false)
             , m_consumesSubtreeChangeNotification(false)
             , m_childrenInline(false)
+            , m_containsInlineWithOutlineAndContinuation(false)
             , m_alwaysCreateLineBoxesForLayoutInline(false)
             , m_lastBoxDecorationBackgroundObscured(false)
             , m_isSlowRepaintObject(false)
@@ -1330,7 +1335,7 @@ private:
         {
         }
 
-        // 32 bits have been used in the first word, and 16 in the second.
+        // 32 bits have been used in the first word, and 17 in the second.
         ADD_BOOLEAN_BITFIELD(selfNeedsLayout, SelfNeedsLayout);
         ADD_BOOLEAN_BITFIELD(shouldInvalidateOverflowForPaint, ShouldInvalidateOverflowForPaint); // TODO(wangxianzhu): Remove for slimming paint v2.
         ADD_BOOLEAN_BITFIELD(childShouldCheckForPaintInvalidation, ChildShouldCheckForPaintInvalidation);
@@ -1374,6 +1379,9 @@ private:
         // from LayoutBlock
         ADD_BOOLEAN_BITFIELD(childrenInline, ChildrenInline);
 
+        // from LayoutBlockFlow
+        ADD_BOOLEAN_BITFIELD(containsInlineWithOutlineAndContinuation, ContainsInlineWithOutlineAndContinuation);
+
         // from LayoutInline
         ADD_BOOLEAN_BITFIELD(alwaysCreateLineBoxesForLayoutInline, AlwaysCreateLineBoxesForLayoutInline);