Replace scoped_ptr with std::unique_ptr in //ui

ui/app_list/search/tokenized_string_char_iterator.h

Index: ui/app_list/search/tokenized_string_char_iterator.h
diff --git a/ui/app_list/search/tokenized_string_char_iterator.h b/ui/app_list/search/tokenized_string_char_iterator.h
index 2a1dad45a05badf3de33283c2ad9bebf83aebe4d..f23814396444877d20d224a38b999a1fcf883488 100644
--- a/ui/app_list/search/tokenized_string_char_iterator.h
+++ b/ui/app_list/search/tokenized_string_char_iterator.h
@@ -8,8 +8,9 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/app_list/app_list_export.h"
 #include "ui/app_list/search/tokenized_string.h"
 
@@ -70,7 +71,7 @@ class APP_LIST_EXPORT TokenizedStringCharIterator {
   const TokenizedString::Mappings& mappings_;
 
   size_t current_token_;
-  scoped_ptr<base::i18n::UTF16CharIterator> current_token_iter_;
+  std::unique_ptr<base::i18n::UTF16CharIterator> current_token_iter_;
 
   DISALLOW_COPY_AND_ASSIGN(TokenizedStringCharIterator);
 };