Remove LayoutBlockFlow overflow invalidation

third_party/WebKit/Source/core/layout/api/LineLayoutItem.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef LineLayoutItem_h
 #define LineLayoutItem_h
 
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutObjectInlines.h"
 
@@ skipping 402 matching lines @@
         return m_layoutObject->hasOverflowClip();
     }
 
     // TODO(dgrogan/eae): Can we instead add a TearDown method to the API
     // instead of exposing this and other shutdown code to line layout?
     bool documentBeingDestroyed() const
     {
         return m_layoutObject->documentBeingDestroyed();
     }
 
-    void slowSetPaintingLayerNeedsRepaintAndInvalidateDisplayItemClient(const DisplayItemClient& displayItemClient, PaintInvalidationReason reason)
-    {
-        return m_layoutObject->slowSetPaintingLayerNeedsRepaintAndInvalidateDisplayItemClient(displayItemClient, reason);

[chrishtr, 2016/06/27 15:12:42]

needsRepaint is not needed on the containing PaintLayer?

-    }
-
     LayoutRect visualRect() const
     {
         return m_layoutObject->visualRect();
     }
 
     bool isHashTableDeletedValue() const
     {
         return m_layoutObject == kHashTableDeletedValue;
     }
 
+    void setShouldDoFullPaintInvalidation()
+    {
+        m_layoutObject->setShouldDoFullPaintInvalidation();
+    }
+
     struct LineLayoutItemHash {
         STATIC_ONLY(LineLayoutItemHash);
         static unsigned hash(const LineLayoutItem& key) { return WTF::PtrHash<LayoutObject>::hash(key.m_layoutObject); }
         static bool equal(const LineLayoutItem& a, const LineLayoutItem& b)
         {
             return WTF::PtrHash<LayoutObject>::equal(a.m_layoutObject, b.m_layoutObject);
         }
         static const bool safeToCompareToEmptyOrDeleted = true;
     };
 
@@ skipping 48 matching lines @@
 
 template <>
 struct HashTraits<blink::LineLayoutItem> : SimpleClassHashTraits<blink::LineLayoutItem> {
     STATIC_ONLY(HashTraits);
 };
 
 } // namespace WTF
 
 
 #endif // LineLayoutItem_h