Add report URL to safe search API functionality.

chrome/browser/supervised_user/experimental/safe_search_url_reporter.h

+// 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.
+
+#ifndef CHROME_BROWSER_SUPERVISED_USER_EXPERIMENTAL_SAFE_SEARCH_URL_REPORTER_H_
+#define CHROME_BROWSER_SUPERVISED_USER_EXPERIMENTAL_SAFE_SEARCH_URL_REPORTER_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "google_apis/gaia/oauth2_token_service.h"
+#include "net/url_request/url_fetcher_delegate.h"
+#include "base/callback_forward.h"
+#include "base/macros.h"
+#include "url/gurl.h"
+
+class GURL;
+class Profile;
+
+namespace net {
+class URLFetcher;
+class URLReportContextGetter;
+}
+
+class SafeSearchURLReporter : public OAuth2TokenService::Consumer,
+                              public net::URLFetcherDelegate {
+ public:
+  SafeSearchURLReporter(OAuth2TokenService* oauth2_token_service,
+                        const std::string& account_id,
+                        net::URLRequestContextGetter* context);
+  ~SafeSearchURLReporter() override;
+
+  using SuccessCallback = base::Callback<void(bool)>;

[Pam (message me for reviews), 2016/03/23 18:31:48]

nit: By the style guide, this goes above the ctor.

[atanasova, 2016/03/23 18:45:02]

Done.

+
+  static scoped_ptr<SafeSearchURLReporter> CreateWithProfile(Profile* profile);
+
+  void ReportUrl(const GURL& url, const SuccessCallback& callback);
+
+  void set_url_fetcher_id_for_testing(int id) { url_fetcher_id_ = id; }
+
+ private:
+  struct Report;
+  using ReportIterator = std::vector<scoped_ptr<Report>>::iterator;
+
+  // OAuth2TokenService::Consumer implementation:
+  void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
+                         const std::string& access_token,
+                         const base::Time& expiration_time) override;
+  void OnGetTokenFailure(const OAuth2TokenService::Request* request,
+                         const GoogleServiceAuthError& error) override;
+
+  // net::URLFetcherDelegate implementation.
+  void OnURLFetchComplete(const net::URLFetcher* source) override;
+
+  // Requests an access token, which is the first thing we need. This is where
+  // we restart when the returned access token has expired.
+  void StartFetching(Report* Report);
+
+  void DispatchResult(ReportIterator it, bool success);
+
+  OAuth2TokenService* oauth2_token_service_;
+  std::string account_id_;
+  net::URLRequestContextGetter* context_;
+  int url_fetcher_id_;
+
+  std::vector<scoped_ptr<Report>> reports_;
+
+  DISALLOW_COPY_AND_ASSIGN(SafeSearchURLReporter);
+};
+
+#endif  // CHROME_BROWSER_SUPERVISED_USER_EXPERIMENTAL_SAFE_SEARCH_URL_REPORTER_H_