[ng_layout] Rename NGFragmentBase,NGFragment,NGPhysicalFragment

third_party/WebKit/Source/core/layout/ng/ng_out_of_flow_layout_part.h

 // Copyright 2016 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 NGOutOfFlowLayoutPart_h
 #define NGOutOfFlowLayoutPart_h
 
 #include "core/CoreExport.h"
 
 #include "core/layout/ng/ng_units.h"
 #include "core/layout/ng/ng_constraint_space.h"
 #include "core/layout/ng/ng_absolute_utils.h"
 #include "core/layout/ng/ng_layout_algorithm.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Optional.h"
 
 namespace blink {
 
 class ComputedStyle;
 class NGBlockNode;
-class NGFragmentBase;
+class NGFragment;
 class NGConstraintSpace;
 
 // Helper class for positioning of out-of-flow blocks.
 // It should be used together with NGFragmentBuilder.
 // See NGFragmentBuilder::AddOutOfFlowChildCandidate documentation
 // for example of using these classes together.
 class CORE_EXPORT NGOutOfFlowLayoutPart
     : public GarbageCollectedFinalized<NGOutOfFlowLayoutPart> {
  public:
   NGOutOfFlowLayoutPart(PassRefPtr<const ComputedStyle>, NGLogicalSize);
 
   // If false, this fragment should be passed up the tree for layout by
   // an ancestor.
   bool StartLayout(NGBlockNode*, const NGStaticPosition&);
-  NGLayoutStatus Layout(NGFragmentBase**, NGLogicalOffset*);
+  NGLayoutStatus Layout(NGFragment**, NGLogicalOffset*);
 
   DECLARE_TRACE();
 
  private:
   bool ComputeInlineSizeEstimate();
   bool ComputeBlockSizeEstimate();
   bool ComputeNodeFragment();
 
   bool contains_fixed_;
   bool contains_absolute_;
 
   enum State {
     kComputeInlineEstimate,
     kPartialPosition,
     kComputeBlockEstimate,
     kFullPosition,
     kGenerateFragment,
     kDone
   };
   State state_;
 
   NGStaticPosition static_position_;
   NGLogicalOffset parent_offset_;
   NGPhysicalOffset parent_physical_offset_;
   Member<NGConstraintSpace> parent_space_;
   Member<NGBlockNode> node_;
   Member<NGConstraintSpace> node_space_;
-  Member<NGFragmentBase> node_fragment_;
+  Member<NGFragment> node_fragment_;
   NGAbsolutePhysicalPosition node_position_;
   Optional<LayoutUnit> inline_estimate_;
   Optional<LayoutUnit> block_estimate_;
 };
 
 }  // namespace blink
 
 #endif