Add implementation of PermissionReporter

chrome/browser/safe_browsing/permission_reporter.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 "chrome/common/safe_browsing/permission_report.pb.h"
 #include "content/public/browser/permission_type.h"
+#include "net/url_request/report_sender.h"
 
 using content::PermissionType;
 
 namespace safe_browsing {
 
 namespace {
 // URL to upload permission action reports.
 const char kPermissionActionReportingUploadUrl[] =
     "http://safebrowsing.googleusercontent.com/safebrowsing/clientreport/"
     "permission-action";
+
+PermissionReport::PermissionType PermissionTypeToPermissionReportPermission(

[Nathan Parker, 2016/06/20 16:10:09]

wholey smokes that's a lot of Permissions. Could this be shorter? Maybe
PermissionTypeForProto, or PermissonTypeForReport? (same below)  That makes it
clear that PermissionReportPermission is a proto enum, which explains a bit why
you're converting it.

[stefanocs, 2016/06/21 03:26:53]

Done.

+    PermissionType permission) {
+  switch (permission) {
+    case PermissionType::MIDI_SYSEX:
+      return PermissionReport::MIDI_SYSEX;
+    case PermissionType::PUSH_MESSAGING:
+      return PermissionReport::PUSH_MESSAGING;
+    case PermissionType::NOTIFICATIONS:
+      return PermissionReport::NOTIFICATIONS;
+    case PermissionType::GEOLOCATION:
+      return PermissionReport::GEOLOCATION;
+    case PermissionType::PROTECTED_MEDIA_IDENTIFIER:
+      return PermissionReport::PROTECTED_MEDIA_IDENTIFIER;
+    case PermissionType::MIDI:
+      return PermissionReport::MIDI;
+    case PermissionType::DURABLE_STORAGE:
+      return PermissionReport::DURABLE_STORAGE;
+    case PermissionType::AUDIO_CAPTURE:
+      return PermissionReport::AUDIO_CAPTURE;
+    case PermissionType::VIDEO_CAPTURE:
+      return PermissionReport::VIDEO_CAPTURE;
+    case PermissionType::BACKGROUND_SYNC:
+      return PermissionReport::UNKNOWN_PERMISSION;
+    case PermissionType::NUM:
+      break;
+  }
+
+  NOTREACHED();
+  return PermissionReport::UNKNOWN_PERMISSION;
+}
+
+PermissionReport::Action PermissionActionToPermissionReportAction(
+    PermissionAction action) {
+  switch (action) {
+    case GRANTED:
+      return PermissionReport::GRANTED;
+    case DENIED:
+      return PermissionReport::DENIED;
+    case DISMISSED:
+      return PermissionReport::DISMISSED;
+    case IGNORED:
+      return PermissionReport::IGNORED;
+    case REVOKED:
+      return PermissionReport::REVOKED;
+    case REENABLED:
+    case REQUESTED:
+      return PermissionReport::ACTION_UNSPECIFIED;
+    case PERMISSION_ACTION_NUM:
+      break;
+  }
+
+  NOTREACHED();
+  return PermissionReport::ACTION_UNSPECIFIED;
+}
+
 }  // namespace
 
+PermissionReporter::PermissionReporter(net::URLRequestContext* request_context)
+    : permission_report_sender_(new net::ReportSender(

[Nathan Parker, 2016/06/20 16:10:09]

nit: This could call the constructor below.  That way if you add members later,
they get initialized just in one function rather than two.

[stefanocs, 2016/06/21 03:26:53]

Done.

+          request_context,
+          net::ReportSender::CookiesPreference::DO_NOT_SEND_COOKIES)) {}
+
 PermissionReporter::PermissionReporter(
-    net::URLRequestContext* request_context) {}
+    std::unique_ptr<net::ReportSender> report_sender)
+    : permission_report_sender_(std::move(report_sender)) {}
 
 PermissionReporter::~PermissionReporter() {}
 
 void PermissionReporter::SendReport(const GURL& origin,
                                     content::PermissionType permission,
                                     PermissionAction action) {
-  // TODO(stefanocs): Implement SendReport function.
-  ALLOW_UNUSED_LOCAL(kPermissionActionReportingUploadUrl);
+  std::string serialized_report;
+  BuildReport(origin, permission, action, &serialized_report);
+  permission_report_sender_->Send(GURL(kPermissionActionReportingUploadUrl),
+                                  serialized_report);
 }
 
 // static
 bool PermissionReporter::BuildReport(const GURL& origin,
                                      PermissionType permission,
                                      PermissionAction action,
                                      std::string* output) {
-  // TODO(stefanocs): Implement BuildReport function.
-  return true;
+  PermissionReport report;
+  report.set_origin(origin.spec());
+  report.set_permission(PermissionTypeToPermissionReportPermission(permission));
+  report.set_action(PermissionActionToPermissionReportAction(action));
+  // TODO(stefanocs): Collect other data for the report from global variables.

[Nathan Parker, 2016/06/20 16:10:09]

What other data do you need?  You could list them here. Relevant experiment
states...

[stefanocs, 2016/06/21 03:26:53]

Done.

+  return report.SerializeToString(output);
 }
 
 }  // namespace safe_browsing