[Image Fetcher] Add support to disable cookies

components/image_fetcher/image_data_fetcher_unittest.cc

 // Copyright 2016 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 "components/image_fetcher/image_data_fetcher.h"
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop/message_loop.h"
+#include "net/base/load_flags.h"
 #include "net/http/http_response_headers.h"
 #include "net/http/http_status_code.h"
 #include "net/url_request/test_url_fetcher_factory.h"
 #include "net/url_request/url_request_status.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
@@ skipping 42 matching lines @@
 
   RequestMetadata expected_metadata;
   expected_metadata.mime_type = std::string("image/png");
   expected_metadata.response_code = net::HTTP_OK;
   EXPECT_CALL(*this, OnImageDataFetched(std::string(kURLResponseData),
                                         expected_metadata));
 
   // Get and configure the TestURLFetcher.
   net::TestURLFetcher* test_url_fetcher = fetcher_factory_.GetFetcherByID(0);
   ASSERT_NE(nullptr, test_url_fetcher);
+  EXPECT_TRUE(test_url_fetcher->GetLoadFlags() & net::LOAD_DO_NOT_SEND_COOKIES);
+  EXPECT_TRUE(test_url_fetcher->GetLoadFlags() & net::LOAD_DO_NOT_SAVE_COOKIES);
+  EXPECT_TRUE(test_url_fetcher->GetLoadFlags() &
+              net::LOAD_DO_NOT_SEND_AUTH_DATA);
   test_url_fetcher->set_status(
       net::URLRequestStatus(net::URLRequestStatus::SUCCESS, net::OK));
   test_url_fetcher->SetResponseString(kURLResponseData);
   test_url_fetcher->set_response_code(net::HTTP_OK);
 
   std::string raw_header =
       "HTTP/1.1 200 OK\n"
       "Content-type: image/png\n\n";
   std::replace(raw_header.begin(), raw_header.end(), '\n', '\0');
   scoped_refptr<net::HttpResponseHeaders> headers(
@@ skipping 73 matching lines @@
   net::TestURLFetcher* test_url_fetcher = fetcher_factory_.GetFetcherByID(0);
   ASSERT_NE(nullptr, test_url_fetcher);
   test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher);
 
   test_url_fetcher = fetcher_factory_.GetFetcherByID(1);
   ASSERT_NE(nullptr, test_url_fetcher);
   test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher);
 }
 
 }  // namespace image_fetcher