Restore a collapsed trailing space of text used for line break

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"
 #include "core/layout/LayoutText.h"
@@ skipping 428 matching lines @@
     void setShouldDoFullPaintInvalidation()
     {
         m_layoutObject->setShouldDoFullPaintInvalidation();
     }
 
     void slowSetPaintingLayerNeedsRepaint()
     {
         ObjectPaintInvalidator(*m_layoutObject).slowSetPaintingLayerNeedsRepaint();
     }
 
+    bool needToRestoreCollapsedSpace()
+    {
+        return isText() && toLayoutText(m_layoutObject)->needToRestoreCollapsedSpace();
+    }
+
+    void setNeedToRestoreCollapsedSpace(bool needToRestoreCollapsedSpace)
+    {
+        if (isText())
+            toLayoutText(m_layoutObject)->setNeedToRestoreCollapsedSpace(needToRestoreCollapsedSpace);
+    }
+
     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