[chrome/browser/chromeos/extensions] Deprecation of loop proxy usage with TTRH

chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api.cc

 // Copyright (c) 2012 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.
 
 // The file contains the implementation of
 // fileBrowserHandlerInternal.selectFile extension function.
 // When invoked, the function does the following:
 //  - Verifies that the extension function was invoked as a result of user
 //    gesture.
 //  - Display 'save as' dialog using FileSelectorImpl which waits for the user
@@ skipping 15 matching lines @@
 //    selected file's full filesystem path (e.g.
 //    /home/chronos/user/Downloads/foo) in ChildProcessSecurityPolicy.
 //  - After the required file access permissions are granted, result object is
 //    created and returned back.
 
 #include "chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop_proxy.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/browser/chromeos/file_manager/fileapi_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/chrome_select_file_policy.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/extensions/api/file_browser_handler_internal.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 124 matching lines @@
     const std::vector<std::string>& allowed_extensions,
     Browser* browser,
     FileBrowserHandlerInternalSelectFileFunction* function) {
   // We will hold reference to the function until it is notified of selection
   // result.
   function_ = function;
 
   if (!StartSelectFile(suggested_name, allowed_extensions, browser)) {
     // If the dialog wasn't launched, let's asynchronously report failure to the
     // function.
-    base::MessageLoopProxy::current()->PostTask(FROM_HERE,
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE,
         base::Bind(&FileSelectorImpl::FileSelectionCanceled,
                    base::Unretained(this), static_cast<void*>(NULL)));
   }
 }
 
 bool FileSelectorImpl::StartSelectFile(
     const base::FilePath& suggested_name,
     const std::vector<std::string>& allowed_extensions,
     Browser* browser) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
@@ skipping 173 matching lines @@
     result->entry->file_system_name = entry_definition.file_system_name;
     result->entry->file_system_root = entry_definition.file_system_root_url;
     result->entry->file_full_path =
         "/" + entry_definition.full_path.AsUTF8Unsafe();
     result->entry->file_is_directory = entry_definition.is_directory;
   }
 
   results_ = SelectFile::Results::Create(*result);
   SendResponse(true);
 }