[Line Layout API] Some harder SVGTextLayoutEngine changes

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

Index: third_party/WebKit/Source/core/layout/api/LineLayoutItem.h
diff --git a/third_party/WebKit/Source/core/layout/api/LineLayoutItem.h b/third_party/WebKit/Source/core/layout/api/LineLayoutItem.h
index 3dc3a64a90423e9e26b9ff7f8c21561d2e9a85ae..92f49929e1aa41d3586930d3d5d50c50b9c7f09e 100644
--- a/third_party/WebKit/Source/core/layout/api/LineLayoutItem.h
+++ b/third_party/WebKit/Source/core/layout/api/LineLayoutItem.h
@@ -44,6 +44,12 @@ public:
     // https://crbug.com/499321
     operator LayoutObject*() const { return m_layoutObject; }
 
+    // TODO(dgrogan): Remove this when we replace the operator above with UnspecifiedBoolType.
+    bool isNull() const
+    {
+        return !m_layoutObject;
+    }
+
     bool isEqual(const LayoutObject* layoutObject) const
     {
         return m_layoutObject == layoutObject;
@@ -269,6 +275,11 @@ public:
         return m_layoutObject->isSVGInlineText();
     }
 
+    bool isSVGText() const
+    {
+        return m_layoutObject->isSVGText();
+    }
+
     bool isSVGTextPath() const
     {
         return m_layoutObject->isSVGTextPath();