Use OnceCallback on Mojo interfaces in //components/chrome_cleaner

chrome/browser/safe_browsing/chrome_cleaner/srt_fetcher_browsertest_win.cc

 // 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 "chrome/browser/safe_browsing/chrome_cleaner/srt_fetcher_win.h"
 
 #include <initializer_list>
 #include <set>
 #include <tuple>
 #include <utility>
@@ skipping 254 matching lines @@
       chrome_cleaner::mojom::ChromePromptRequest request,
       bool bad_message_expected,
       base::Closure on_connection_closed)
       : ChromePromptImpl(std::move(request), std::move(on_connection_closed)),
         bad_message_expected_(bad_message_expected) {}
   ~ReportBadMessageChromePromptImpl() override = default;
 
   void PromptUser(
       std::vector<chrome_cleaner::mojom::UwSPtr> removable_uws_found,
       chrome_cleaner::mojom::ElevationStatus elevation_status,
-      const chrome_cleaner::mojom::ChromePrompt::PromptUserCallback& callback)
+      chrome_cleaner::mojom::ChromePrompt::PromptUserCallback callback)
       override {
     if (bad_message_expected_)
       mojo::ReportBadMessage("bad message");
 
     ChromePromptImpl::PromptUser(std::move(removable_uws_found),
-                                 elevation_status, callback);
+                                 elevation_status, std::move(callback));
   }
 
  private:
   bool bad_message_expected_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(ReportBadMessageChromePromptImpl);
 };
 
 // Parameters for this test:
 //  - bool in_browser_cleaner_ui: indicates if InBrowserCleanerUI experiment
@@ skipping 668 matching lines @@
 // testing framework.
 IN_PROC_BROWSER_TEST_F(SRTFetcherPromptTest, InvokeDialog_SRTErrorNoFile) {
   RunDialog();
 }
 
 IN_PROC_BROWSER_TEST_F(SRTFetcherPromptTest, InvokeDialog_SRTErrorFile) {
   RunDialog();
 }
 
 }  // namespace safe_browsing