Out-of-line trace() methods of editing template types.

third_party/WebKit/Source/core/editing/SelectionTemplate.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 SelectionTemplate_h
 #define SelectionTemplate_h
 
 #include "base/macros.h"
 #include "core/CoreExport.h"
 #include "core/editing/EphemeralRange.h"
@@ skipping 78 matching lines @@
   bool hasTrailingWhitespace() const { return m_hasTrailingWhitespace; }
   bool isDirectional() const { return m_isDirectional; }
   bool isHandleVisible() const { return m_isHandleVisible; }
   bool isNone() const { return m_base.isNull(); }
 
   // Returns true if |this| selection holds valid values otherwise it causes
   // assertion failure.
   bool assertValid() const;
   bool assertValidFor(const Document&) const;
 
-  DEFINE_INLINE_TRACE() {
-    visitor->trace(m_base);
-    visitor->trace(m_extent);
-  }
+  DECLARE_TRACE();
 
   void printTo(std::ostream*, const char* type) const;
 #ifndef NDEBUG
   void showTreeForThis() const;
 #endif
 
  private:
   friend class SelectionEditor;
 
   Document* document() const;
@@ skipping 17 matching lines @@
 
 using SelectionInDOMTree = SelectionTemplate<EditingStrategy>;
 using SelectionInFlatTree = SelectionTemplate<EditingInFlatTreeStrategy>;
 
 CORE_EXPORT std::ostream& operator<<(std::ostream&, const SelectionInDOMTree&);
 CORE_EXPORT std::ostream& operator<<(std::ostream&, const SelectionInFlatTree&);
 
 }  // namespace blink
 
 #endif  // SelectionTemplate_h