Make editingIgnoresContents() as global function

third_party/WebKit/Source/core/editing/PositionIterator.cpp

Index: third_party/WebKit/Source/core/editing/PositionIterator.cpp
diff --git a/third_party/WebKit/Source/core/editing/PositionIterator.cpp b/third_party/WebKit/Source/core/editing/PositionIterator.cpp
index 5aae22541392063a7ea638a3b16e6109d2ca29fe..3f0f907a7487dec04e0966380128775a528ff737 100644
--- a/third_party/WebKit/Source/core/editing/PositionIterator.cpp
+++ b/third_party/WebKit/Source/core/editing/PositionIterator.cpp
@@ -73,8 +73,7 @@ PositionIteratorAlgorithm<Strategy>::deprecatedComputePosition() const {
     DCHECK_NE(m_offsetsInAnchorNode[m_depthToAnchorNode], kInvalidOffset);
     // FIXME: This check is inadaquete because any ancestor could be ignored by
     // editing
-    if (Strategy::editingIgnoresContent(
-            Strategy::parent(*m_nodeAfterPositionInAnchor)))
+    if (editingIgnoresContent(Strategy::parent(*m_nodeAfterPositionInAnchor)))
       return PositionTemplate<Strategy>::beforeNode(m_anchorNode);
     return PositionTemplate<Strategy>(
         m_anchorNode, m_offsetsInAnchorNode[m_depthToAnchorNode]);