Add Content-Type header to net::ReportSender reports

chrome/browser/safe_browsing/permission_reporter_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 "chrome/browser/safe_browsing/permission_reporter.h"
 
 #include "base/feature_list.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/field_trial.h"
 #include "base/test/simple_test_clock.h"
@@ skipping 100 matching lines @@
   EXPECT_EQ(PermissionReport::ANDROID_PLATFORM,
             permission_report.platform_type());
 #elif defined(OS_MACOSX) || defined(OS_WIN) || defined(OS_CHROMEOS) || \
     defined(OS_LINUX)
   EXPECT_EQ(PermissionReport::DESKTOP_PLATFORM,
             permission_report.platform_type());
 #endif
 
   EXPECT_EQ(GURL(kPermissionActionReportingUploadUrl),
             mock_report_sender_->latest_report_uri());
+  EXPECT_EQ("application/octet-stream",
+            mock_report_sender_->latest_content_type());
 }
 
 // Test that PermissionReporter::SendReport sends a serialized report string
 // with field trials to SafeBrowsing CSD servers.
 TEST_F(PermissionReporterTest, SendReportWithFieldTrials) {
   typedef std::set<variations::ActiveGroupId, variations::ActiveGroupIdCompare>
       ActiveGroupIdSet;
 
   // Add and activate dummy field trials.
   base::FieldTrialList field_trial_list(nullptr);
@@ skipping 15 matching lines @@
 
   // This is necessary to activate both field trials.
   base::FeatureList::IsEnabled(kFeatureOnByDefault);
   base::FeatureList::IsEnabled(kFeatureOffByDefault);
 
   EXPECT_TRUE(base::FieldTrialList::IsTrialActive(trial_one->trial_name()));
   EXPECT_TRUE(base::FieldTrialList::IsTrialActive(trial_two->trial_name()));
 
   permission_reporter_->SendReport(BuildDummyReportInfo());
 
+  EXPECT_EQ("application/octet-stream",
+            mock_report_sender_->latest_content_type());
+
   PermissionReport permission_report;
   ASSERT_TRUE(
       permission_report.ParseFromString(mock_report_sender_->latest_report()));
 
   variations::ActiveGroupId field_trial_one =
       variations::MakeActiveGroupId(kDummyTrialOne, kDummyGroupOne);
   variations::ActiveGroupId field_trial_two =
       variations::MakeActiveGroupId(kDummyTrialTwo, kDummyGroupTwo);
   ActiveGroupIdSet expected_group_ids = {field_trial_one, field_trial_two};
 
@@ skipping 39 matching lines @@
   reports_to_send = 12;
   while (reports_to_send--) {
     clock_->Advance(base::TimeDelta::FromSeconds(5));
     permission_reporter_->SendReport(BuildDummyReportInfo());
   }
   EXPECT_EQ(kMaximumReportsPerOriginPerPermissionPerMinute,
             mock_report_sender_->GetAndResetNumberOfReportsSent());
 }
 
 }  // namespace safe_browsing