Fix glue for ClipboardHostMsg_ReadAvailableTypes.

ui/base/clipboard/clipboard_linux.cc

Index: ui/base/clipboard/clipboard_linux.cc
diff --git a/ui/base/clipboard/clipboard_linux.cc b/ui/base/clipboard/clipboard_linux.cc
index 3bb1e888075c2cb37cb3e8e6b423c9152a2cd365..07ea6b71f782091a11c9dc54a6379d3547120787 100644
--- a/ui/base/clipboard/clipboard_linux.cc
+++ b/ui/base/clipboard/clipboard_linux.cc
@@ -292,6 +292,20 @@ bool Clipboard::IsFormatAvailableByString(const std::string& format,
   return IsFormatAvailable(format, buffer);
 }
 
+void Clipboard::ReadAvailableTypes(Clipboard::Buffer buffer,
+                                   std::vector<string16>* types,
+                                   bool* contains_filenames) const {
+  if (!types || !contains_filenames) {
+    NOTREACHED();
+    return;
+  }
+
+  // TODO(dcheng): Implement me.
+  types->clear();
+  *contains_filenames = false;
+}
+
+
 void Clipboard::ReadText(Clipboard::Buffer buffer, string16* result) const {
   GtkClipboard* clipboard = LookupBackingClipboard(buffer);
   if (clipboard == NULL)