Get rid of a redundant function alias positionBeforeNode()

third_party/WebKit/Source/core/editing/commands/InsertParagraphSeparatorCommand.cpp

Index: third_party/WebKit/Source/core/editing/commands/InsertParagraphSeparatorCommand.cpp
diff --git a/third_party/WebKit/Source/core/editing/commands/InsertParagraphSeparatorCommand.cpp b/third_party/WebKit/Source/core/editing/commands/InsertParagraphSeparatorCommand.cpp
index c6a2b7c674877774317acaa05e1bc8327f39a03c..521492eba11c1514029f07ec64c8cf075c0637fd 100644
--- a/third_party/WebKit/Source/core/editing/commands/InsertParagraphSeparatorCommand.cpp
+++ b/third_party/WebKit/Source/core/editing/commands/InsertParagraphSeparatorCommand.cpp
@@ -443,7 +443,7 @@ void InsertParagraphSeparatorCommand::doApply(EditingState* editingState)
     }
 
     // Move the start node and the siblings of the start node.
-    if (createVisiblePosition(insertionPosition).deepEquivalent() != createVisiblePosition(positionBeforeNode(blockToInsert)).deepEquivalent()) {
+    if (createVisiblePosition(insertionPosition).deepEquivalent() != createVisiblePosition(Position::beforeNode(blockToInsert)).deepEquivalent()) {
         Node* n;
         if (insertionPosition.computeContainerNode() == startBlock) {
             n = insertionPosition.computeNodeAfterPosition();
@@ -455,7 +455,7 @@ void InsertParagraphSeparatorCommand::doApply(EditingState* editingState)
                 splitTreeToNode(splitTo, startBlock);
 
             for (n = startBlock->firstChild(); n; n = n->nextSibling()) {
-                VisiblePosition beforeNodePosition = createVisiblePosition(positionBeforeNode(n));
+                VisiblePosition beforeNodePosition = createVisiblePosition(Position::beforeNode(n));
                 if (!beforeNodePosition.isNull() && comparePositions(createVisiblePosition(insertionPosition), beforeNodePosition) <= 0)
                     break;
             }