Don't use base::MessageLoop::{Quit,QuitClosure} in chrome/

chrome/service/cloud_print/cloud_print_url_fetcher_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/command_line.h"
 #include "base/location.h"
 #include "base/memory/ref_counted.h"
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/thread_task_runner_handle.h"
@@ skipping 237 matching lines @@
     int response_code,
     const net::ResponseCookies& cookies,
     const std::string& data) {
   EXPECT_TRUE(status.is_success());
   EXPECT_EQ(200, response_code);  // HTTP OK
   EXPECT_FALSE(data.empty());
 
   if (handle_raw_response_) {
     // If the current message loop is not the IO loop, it will be shut down when
     // the main loop returns and this thread subsequently goes out of scope.
-    io_task_runner()->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
+    io_task_runner()->PostTask(FROM_HERE,
+                               base::MessageLoop::QuitWhenIdleClosure());
     return CloudPrintURLFetcher::STOP_PROCESSING;
   }
   return CloudPrintURLFetcher::CONTINUE_PROCESSING;
 }
 
 CloudPrintURLFetcher::ResponseAction
 CloudPrintURLFetcherBasicTest::HandleRawData(
     const net::URLFetcher* source,
     const GURL& url,
     const std::string& data) {
   // We should never get here if we returned true in HandleRawResponse
   EXPECT_FALSE(handle_raw_response_);
   if (handle_raw_data_) {
-    io_task_runner()->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
+    io_task_runner()->PostTask(FROM_HERE,
+                               base::MessageLoop::QuitWhenIdleClosure());
     return CloudPrintURLFetcher::STOP_PROCESSING;
   }
   return CloudPrintURLFetcher::CONTINUE_PROCESSING;
 }
 
 CloudPrintURLFetcher::ResponseAction
 CloudPrintURLFetcherBasicTest::HandleJSONData(
     const net::URLFetcher* source,
     const GURL& url,
     base::DictionaryValue* json_data,
     bool succeeded) {
   // We should never get here if we returned true in one of the above methods.
   EXPECT_FALSE(handle_raw_response_);
   EXPECT_FALSE(handle_raw_data_);
-  io_task_runner()->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
+  io_task_runner()->PostTask(FROM_HERE,
+                             base::MessageLoop::QuitWhenIdleClosure());
   return CloudPrintURLFetcher::STOP_PROCESSING;
 }
 
 CloudPrintURLFetcher::ResponseAction
 CloudPrintURLFetcherOverloadTest::HandleRawData(
     const net::URLFetcher* source,
     const GURL& url,
     const std::string& data) {
   const TimeDelta one_second = TimeDelta::FromMilliseconds(1000);
   response_count_++;
   if (response_count_ < 20) {
     fetcher_->StartGetRequest(CloudPrintURLFetcher::REQUEST_MAX, url, this,
                               max_retries_, std::string());
   } else {
     // We have already sent 20 requests continuously. And we expect that
     // it takes more than 1 second due to the overload protection settings.
     EXPECT_TRUE(Time::Now() - start_time_ >= one_second);
-    io_task_runner()->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
+    io_task_runner()->PostTask(FROM_HERE,
+                               base::MessageLoop::QuitWhenIdleClosure());
   }
   return CloudPrintURLFetcher::STOP_PROCESSING;
 }
 
 CloudPrintURLFetcher::ResponseAction
 CloudPrintURLFetcherRetryBackoffTest::HandleRawData(
     const net::URLFetcher* source,
     const GURL& url,
     const std::string& data) {
   response_count_++;
   // First attempt + 11 retries = 12 total responses.
   EXPECT_LE(response_count_, 12);
   return CloudPrintURLFetcher::RETRY_REQUEST;
 }
 
 void CloudPrintURLFetcherRetryBackoffTest::OnRequestGiveUp() {
   // It takes more than 200 ms to finish all 11 requests.
   EXPECT_TRUE(Time::Now() - start_time_ >= TimeDelta::FromMilliseconds(200));
-  io_task_runner()->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
+  io_task_runner()->PostTask(FROM_HERE,
+                             base::MessageLoop::QuitWhenIdleClosure());
 }
 
 TEST_F(CloudPrintURLFetcherBasicTest, HandleRawResponse) {
   net::SpawnedTestServer test_server(net::SpawnedTestServer::TYPE_HTTP,
                                      net::SpawnedTestServer::kLocalhost,
                                      base::FilePath(kDocRoot));
   ASSERT_TRUE(test_server.Start());
   SetHandleRawResponse(true);
 
   CreateFetcher(test_server.GetURL("echo"), 0);
@@ skipping 29 matching lines @@
                                      base::FilePath(kDocRoot));
   ASSERT_TRUE(test_server.Start());
 
   GURL url(test_server.GetURL("defaultresponse"));
   CreateFetcher(url, 11);
 
   base::MessageLoop::current()->Run();
 }
 
 }  // namespace cloud_print