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

chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api_test.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.
 
 // File contains browser tests for the fileBrowserHandler api.
 
 #include "chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/files/scoped_temp_dir.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/browser_context.h"
 #include "extensions/browser/api_test_utils.h"
 #include "extensions/common/extension.h"
@@ skipping 71 matching lines @@
     // Confirm that the function allowed us the right extensions.
     EXPECT_EQ(allowed_extensions_.size(), allowed_extensions.size());
     if (allowed_extensions_.size() == allowed_extensions.size()) {
       for (size_t i = 0; i < allowed_extensions_.size(); ++i) {
         EXPECT_EQ(allowed_extensions_[i], allowed_extensions[i]);
       }
     }
 
     // Send response to the extension function.
     // The callback will take a reference to the function and keep it alive.
-    base::MessageLoopProxy::current()->PostTask(FROM_HERE,
-        base::Bind(&FileBrowserHandlerInternalSelectFileFunction::
-                       OnFilePathSelected,
-                   function, success_, selected_path_));
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE,
+        base::Bind(
+            &FileBrowserHandlerInternalSelectFileFunction::OnFilePathSelected,
+            function, success_, selected_path_));
     delete this;
   }
 
  private:
   // File name that is expected to be suggested by the function.
   base::FilePath suggested_name_;
 
   // Extensions that is expected to be allowed by the function.
   std::vector<std::string> allowed_extensions_;
 
@@ skipping 251 matching lines @@
           select_file_function.get(),
           "[{\"suggestedName\": \"/path_to_file/some_file_name.txt\"}]",
           browser())));
 
   EXPECT_FALSE(extensions::api_test_utils::GetBoolean(result.get(), "success"));
   base::DictionaryValue* entry_info;
   EXPECT_FALSE(result->GetDictionary("entry", &entry_info));
 }
 
 }  // namespace