InlinedVisitor: Migrate encryptedmedia to use inlined tracing

Source/modules/encryptedmedia/MediaKeyStatusMap.cpp

 // Copyright 2015 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.
 
 #include "config.h"
 #include "modules/encryptedmedia/MediaKeyStatusMap.h"
 
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMArrayPiece.h"
 #include "public/platform/WebData.h"
@@ skipping 14 matching lines @@
     DOMArrayBuffer* keyId() const
     {
         return m_keyId.get();
     }
 
     const String& status() const
     {
         return m_status;
     }
 
-    virtual void trace(Visitor* visitor)
+    DEFINE_INLINE_VIRTUAL_TRACE()
     {
     }
 
 private:
     MapEntry(WebData keyId, const String& status)
         : m_keyId(DOMArrayBuffer::create(keyId.data(), keyId.size()))
         , m_status(status)
     {
     }
 
@@ skipping 16 matching lines @@
         // so if the iterated object is mutated values may be skipped.
         if (m_current >= m_map->size())
             return false;
 
         const auto& entry = m_map->at(m_current++);
         key.setArrayBuffer(entry.keyId());
         value = entry.status();
         return true;
     }
 
-    void trace(Visitor* visitor) override
+    DEFINE_INLINE_VIRTUAL_TRACE()
     {
         visitor->trace(m_map);
         PairIterable<ArrayBufferOrArrayBufferView, String>::IterationSource::trace(visitor);
     }
 
 private:
     // m_map is stored just for keeping it alive. It needs to be kept
     // alive while JavaScript holds the iterator to it.
     const Member<const MediaKeyStatusMap> m_map;
     size_t m_current;
@@ skipping 35 matching lines @@
 bool MediaKeyStatusMap::getMapEntry(ScriptState*, const ArrayBufferOrArrayBufferView& key, String& value, ExceptionState&)
 {
     size_t index = indexOf(key);
     if (index < m_entries.size()) {
         value = at(index).status();
         return true;
     }
     return false;
 }
 
-void MediaKeyStatusMap::trace(Visitor* visitor)
+DEFINE_TRACE(MediaKeyStatusMap)
 {
     visitor->trace(m_entries);
 }
 
 } // namespace blink