Remove the unused OffDomainInclusionDetector

chrome/browser/safe_browsing/incident_reporting/off_domain_inclusion_detector.h

Index: chrome/browser/safe_browsing/incident_reporting/off_domain_inclusion_detector.h
diff --git a/chrome/browser/safe_browsing/incident_reporting/off_domain_inclusion_detector.h b/chrome/browser/safe_browsing/incident_reporting/off_domain_inclusion_detector.h
deleted file mode 100644
index 8b37f3f4629fcb2979ad810d4382746d8981ebc5..0000000000000000000000000000000000000000
--- a/chrome/browser/safe_browsing/incident_reporting/off_domain_inclusion_detector.h
+++ /dev/null
@@ -1,123 +0,0 @@
-// Copyright 2014 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_SAFE_BROWSING_INCIDENT_REPORTING_OFF_DOMAIN_INCLUSION_DETECTOR_H_
-#define CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_OFF_DOMAIN_INCLUSION_DETECTOR_H_
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/weak_ptr.h"
-#include "base/task/cancelable_task_tracker.h"
-#include "base/time/time.h"
-#include "content/public/common/resource_type.h"
-
-class GURL;
-class Profile;
-
-namespace base {
-class SingleThreadTaskRunner;
-}
-
-namespace net {
-class URLRequest;
-}
-
-namespace safe_browsing {
-
-class SafeBrowsingDatabaseManager;
-
-// Observes network requests and reports suspicious activity.
-class OffDomainInclusionDetector {
- public:
-  enum class AnalysisEvent {
-    NO_EVENT,
-    ABORT_EMPTY_MAIN_FRAME_URL,
-    ABORT_NO_PROFILE,
-    ABORT_INCOGNITO,
-    ABORT_NO_HISTORY_SERVICE,
-    ABORT_HISTORY_LOOKUP_FAILED,
-    OFF_DOMAIN_INCLUSION_WHITELISTED,
-    OFF_DOMAIN_INCLUSION_IN_HISTORY,
-    OFF_DOMAIN_INCLUSION_SUSPICIOUS,
-  };
-
-  // TODO(gab): Hook the OffDomainInclusionDetector to the
-  // IncidentReportingService and use an IncidentReceiver instead of this custom
-  // callback type.
-  typedef base::Callback<void(AnalysisEvent event)> ReportAnalysisEventCallback;
-
-  // Constructs an OffDomainInclusionDetector which will use |database_manager|
-  // over the course of its lifetime. The OffDomainInclusionDetector will use
-  // the thread it is constructed on as its main thread going forward.
-  explicit OffDomainInclusionDetector(
-      const scoped_refptr<SafeBrowsingDatabaseManager>& database_manager);
-
-  // Constructs an OffDomainInclusionDetector as above with an additional
-  // ReportAnalysisEventCallback to get feedback from detection events, used
-  // only in tests.
-  OffDomainInclusionDetector(
-      const scoped_refptr<SafeBrowsingDatabaseManager>& database_manager,
-      const ReportAnalysisEventCallback& report_analysis_event_callback);
-
-  virtual ~OffDomainInclusionDetector();
-
-  // Begins the asynchronous analysis of |request| for off-domain inclusions.
-  // Thread safe.
-  void OnResourceRequest(const net::URLRequest* request);
-
- protected:
-  // Returns a pointer to the Profile hosting the frame identified by
-  // |render_process_id| or null if the resolution can't be completed (e.g., the
-  // tab/renderer is gone by now). Must only be called on the UI thread. Virtual
-  // so tests can override it.
-  virtual Profile* ProfileFromRenderProcessId(int render_process_id);
-
- private:
-  // Returns true if |request| should be analyzed for off-domain inclusions.
-  static bool ShouldAnalyzeRequest(const net::URLRequest* request);
-
-  // Queries the HistoryService for |request_url|. Must be called from the UI
-  // thread so that it can call ProfileFromRenderProcessId.
-  void ContinueAnalysisWithHistoryCheck(
-      const content::ResourceType resource_type,
-      const GURL& request_url,
-      int render_process_id);
-
-  // Reports an off-domain inclusion including the HistoryService's result.
-  void ContinueAnalysisOnHistoryResult(
-      const content::ResourceType resource_type,
-      bool success,
-      int num_visits,
-      base::Time first_visit_time);
-
-  // Reports the result of an off-domain inclusion analysis via UMA (as well as
-  // via |report_analysis_event_callback_| if it is set). May be called from any
-  // thread at any point in the above analysis;
-  // |report_analysis_event_callback_| will always be called on the main thread.
-  void ReportAnalysisResult(
-      const content::ResourceType resource_type,
-      AnalysisEvent analysis_event);
-
-  scoped_refptr<SafeBrowsingDatabaseManager> database_manager_;
-
-  const ReportAnalysisEventCallback report_analysis_event_callback_;
-
-  // Tracks pending tasks posted to the HistoryService and cancels them if this
-  // class is destroyed before they complete.
-  base::CancelableTaskTracker history_task_tracker_;
-
-  // This class may post tasks to its main thread (construction thread) via
-  // |main_thread_task_runner_|, such tasks should be weakly bound via WeakPtrs
-  // coming from |weak_ptr_factory_| (and conversely |weak_ptr_factory_|
-  // shouldn't be used for tasks that aren't on the main thread).
-  scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
-  base::WeakPtrFactory<OffDomainInclusionDetector> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(OffDomainInclusionDetector);
-};
-
-}  // namespace safe_browsing
-
-#endif  // CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_OFF_DOMAIN_INCLUSION_DETECTOR_H_