Fix integration tests in src/chrome and src/extensions so that we can turn on IO thread checks wi...

chrome/browser/extensions/api/messaging/native_messaging_test_util.cc

 // Copyright 2013 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/extensions/api/messaging/native_messaging_test_util.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/files/file_path.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/path_service.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/threading/thread_restrictions.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/common/chrome_paths.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_WIN)
 #include "base/win/registry.h"
 #endif
 
 namespace extensions {
@@ skipping 36 matching lines @@
 const char ScopedTestNativeMessagingHost::kHostName[] =
     "com.google.chrome.test.echo";
 const char ScopedTestNativeMessagingHost::kBinaryMissingHostName[] =
     "com.google.chrome.test.host_binary_missing";
 const char ScopedTestNativeMessagingHost::kExtensionId[] =
     "knldjmfmopnpolahpmmgbagdohdnhkik";
 
 ScopedTestNativeMessagingHost::ScopedTestNativeMessagingHost() {}
 
 void ScopedTestNativeMessagingHost::RegisterTestHost(bool user_level) {
+  base::ThreadRestrictions::ScopedAllowIO allow_io;
   ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
   ScopedTestNativeMessagingHost test_host;
 
   base::FilePath test_user_data_dir;
   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_user_data_dir));
   test_user_data_dir = test_user_data_dir.AppendASCII("native_messaging")
                            .AppendASCII("native_hosts");
 
 #if defined(OS_WIN)
   HKEY root_key = user_level ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE;
@@ skipping 11 matching lines @@
   base::FilePath host_path = test_user_data_dir.AppendASCII("echo.bat");
 #endif
   ASSERT_NO_FATAL_FAILURE(WriteTestNativeHostManifest(
       temp_dir_.GetPath(), kHostName, host_path, user_level));
 
   ASSERT_NO_FATAL_FAILURE(WriteTestNativeHostManifest(
       temp_dir_.GetPath(), kBinaryMissingHostName,
       test_user_data_dir.AppendASCII("missing_nm_binary.exe"), user_level));
 }
 
-ScopedTestNativeMessagingHost::~ScopedTestNativeMessagingHost() {}
+ScopedTestNativeMessagingHost::~ScopedTestNativeMessagingHost() {
+  base::ThreadRestrictions::ScopedAllowIO allow_io;
+  ignore_result(temp_dir_.Delete());
+}
 
 }  // namespace extensions