Move rootUserSelectAllForNode() to EditingStrategy template class from PositionAlgorithm template cl

Source/core/editing/SelectionController.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies)
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
@@ skipping 63 matching lines @@
 }
 
 bool dispatchSelectStart(Node* node)
 {
     if (!node || !node->layoutObject())
         return true;
 
     return node->dispatchEvent(Event::createCancelableBubble(EventTypeNames::selectstart));
 }
 
-template <typename Strategy>
+template <typename SelectionType>
 VisibleSelection expandSelectionToRespectUserSelectAllAlgorithm(Node* targetNode, const VisibleSelection& selection)
 {
-    using PositionType = typename Strategy::PositionType;
+    using PositionType = typename SelectionType::PositionType;
 
-    Node* rootUserSelectAll = PositionType::rootUserSelectAllForNode(targetNode);
+    Node* rootUserSelectAll = SelectionType::Strategy::rootUserSelectAllForNode(targetNode);
     if (!rootUserSelectAll)
         return selection;
 
     VisibleSelection newSelection(selection);
     newSelection.setBase(PositionType::beforeNode(rootUserSelectAll).upstream(CanCrossEditingBoundary));
     newSelection.setExtent(PositionType::afterNode(rootUserSelectAll).downstream(CanCrossEditingBoundary));
 
     return newSelection;
 }
 
@@ skipping 142 matching lines @@
     // |newSelection| are valid for |m_frame->document()|.
     // |dispatchSelectStart()| can change them by "selectstart" event handler.
 
     if (m_selectionState != SelectionState::ExtendedSelection) {
         // Always extend selection here because it's caused by a mouse drag
         m_selectionState = SelectionState::ExtendedSelection;
         newSelection = VisibleSelection(targetPosition);
     }
 
     if (RuntimeEnabledFeatures::userSelectAllEnabled()) {
-        Node* rootUserSelectAllForMousePressNode = Position::rootUserSelectAllForNode(mousePressNode);
-        if (rootUserSelectAllForMousePressNode && rootUserSelectAllForMousePressNode == Position::rootUserSelectAllForNode(target)) {
+        // TODO(yosin) Should we use |Strategy::rootUserSelectAllForNode()|?
+        Node* rootUserSelectAllForMousePressNode = EditingStrategy::rootUserSelectAllForNode(mousePressNode);
+        if (rootUserSelectAllForMousePressNode && rootUserSelectAllForMousePressNode == EditingStrategy::rootUserSelectAllForNode(target)) {
             newSelection.setBase(PositionType::beforeNode(rootUserSelectAllForMousePressNode).upstream(CanCrossEditingBoundary));
             newSelection.setExtent(PositionType::afterNode(rootUserSelectAllForMousePressNode).downstream(CanCrossEditingBoundary));
         } else {
             // Reset base for user select all when base is inside user-select-all area and extent < base.
             if (rootUserSelectAllForMousePressNode) {
                 PositionType eventPosition = Strategy::toPositionType(target->layoutObject()->positionForPoint(hitTestResult.localPoint()).position());
                 PositionType dragStartPosition = Strategy::toPositionType(mousePressNode->layoutObject()->positionForPoint(dragStartPos).position());
                 if (eventPosition.compareTo(dragStartPosition) < 0)
                     newSelection.setBase(PositionType::afterNode(rootUserSelectAllForMousePressNode).downstream(CanCrossEditingBoundary));
             }
 
-            Node* rootUserSelectAllForTarget = Position::rootUserSelectAllForNode(target);
+            Node* rootUserSelectAllForTarget = EditingStrategy::rootUserSelectAllForNode(target);
             if (rootUserSelectAllForTarget && mousePressNode->layoutObject() && Strategy::toPositionType(target->layoutObject()->positionForPoint(hitTestResult.localPoint()).position()).compareTo(Strategy::toPositionType(mousePressNode->layoutObject()->positionForPoint(dragStartPos).position())) < 0)
                 newSelection.setExtent(PositionType::beforeNode(rootUserSelectAllForTarget).upstream(CanCrossEditingBoundary));
             else if (rootUserSelectAllForTarget && mousePressNode->layoutObject())
                 newSelection.setExtent(PositionType::afterNode(rootUserSelectAllForTarget).downstream(CanCrossEditingBoundary));
             else
                 newSelection.setExtent(targetPosition);
         }
     } else {
         newSelection.setExtent(targetPosition);
     }
@@ skipping 373 matching lines @@
     else
         m_selectionState = SelectionState::HaveNotStartedSelection;
 }
 
 FrameSelection& SelectionController::selection() const
 {
     return m_frame->selection();
 }
 
 } // namespace blink