InlinedVisitor: Migrate html to use inlined tracing

Source/core/html/FormDataList.cpp

Index: Source/core/html/FormDataList.cpp
diff --git a/Source/core/html/FormDataList.cpp b/Source/core/html/FormDataList.cpp
index 2731634357a070802dc05d278a8601f039be7542..cdc658aeee891ac506d5862fec2359ce37fe18f2 100644
--- a/Source/core/html/FormDataList.cpp
+++ b/Source/core/html/FormDataList.cpp
@@ -288,18 +288,18 @@ CString FormDataList::encodeAndNormalize(const String& string) const
     return normalizeLineEndingsToCRLF(encodedString);
 }
 
-void FormDataList::trace(Visitor* visitor)
+DEFINE_TRACE(FormDataList)
 {
     visitor->trace(m_items);
 }
 
 
-void FormDataList::Entry::trace(Visitor* visitor)
+DEFINE_TRACE(FormDataList::Entry)
 {
     visitor->trace(m_file);
 }
 
-void FormDataList::Item::trace(Visitor* visitor)
+DEFINE_TRACE(FormDataList::Item)
 {
     visitor->trace(m_blob);
 }