Use a TestBrowserThreadBundle in WebUIDataSourceTest

content/browser/webui/web_ui_data_source_unittest.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.
 
 #include "base/bind.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/webui/web_ui_data_source_impl.h"
+#include "content/public/test/test_browser_thread_bundle.h"
 #include "content/test/test_content_client.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 namespace {
 
 const int kDummyStringId = 123;
 const int kDummyDefaultResourceId = 456;
 const int kDummyResourceId = 789;
 
@@ skipping 57 matching lines @@
         source);
     source_impl->disable_set_font_strings_for_testing();
     source_ = make_scoped_refptr(source_impl);
   }
 
   // Store response for later comparisons.
   void SendResult(base::RefCountedMemory* data) {
     result_data_ = data;
   }
 
+  TestBrowserThreadBundle thread_bundle_;
   scoped_refptr<WebUIDataSourceImpl> source_;
   TestClient client_;
 };
 
 TEST_F(WebUIDataSourceTest, EmptyStrings) {
   source()->SetJsonPath("strings.js");
   StartDataRequest("strings.js");
   std::string result(result_data_->front_as<char>(), result_data_->size());
   EXPECT_NE(result.find("var templateData = {"), std::string::npos);
   EXPECT_NE(result.find("};"), std::string::npos);
@@ skipping 37 matching lines @@
   EXPECT_EQ(GetMimeType("foo"), html);
   EXPECT_EQ(GetMimeType("foo.html"), html);
   EXPECT_EQ(GetMimeType(".js"), js);
   EXPECT_EQ(GetMimeType("foo.js"), js);
   EXPECT_EQ(GetMimeType("js"), html);
   EXPECT_EQ(GetMimeType("foojs"), html);
   EXPECT_EQ(GetMimeType("foo.jsp"), html);
 }
 
 }  // namespace content