diff --git a/content/common/clipboard_messages.h b/content/common/clipboard_messages.h
index d212638ee67764..8077ea85ecb1f7 100644
--- a/content/common/clipboard_messages.h
+++ b/content/common/clipboard_messages.h
@@ -32,7 +32,7 @@ struct ParamTraits<ui::Clipboard::FormatType> {
 
 #endif  // CONTENT_COMMON_CLIPBOARD_MESSAGES_H_
 
-IPC_ENUM_TRAITS(ui::ClipboardType)
+IPC_ENUM_TRAITS_MAX_VALUE(ui::ClipboardType, ui::CLIPBOARD_TYPE_LAST)
 
 // Clipboard IPC messages sent from the renderer to the browser.
 
diff --git a/ui/base/clipboard/clipboard_types.h b/ui/base/clipboard/clipboard_types.h
index 68e44fea627a4e..8929d921348b67 100644
--- a/ui/base/clipboard/clipboard_types.h
+++ b/ui/base/clipboard/clipboard_types.h
@@ -13,7 +13,8 @@ namespace ui {
 enum ClipboardType {
   CLIPBOARD_TYPE_COPY_PASTE,
   CLIPBOARD_TYPE_SELECTION,
-  CLIPBOARD_TYPE_DRAG
+  CLIPBOARD_TYPE_DRAG,
+  CLIPBOARD_TYPE_LAST = CLIPBOARD_TYPE_DRAG
 };
 
 }  // namespace ui