Implement permission embargo suppression metrics.

chrome/browser/permissions/permission_decision_auto_blocker.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_PERMISSIONS_PERMISSION_DECISION_AUTO_BLOCKER_H_
 #define CHROME_BROWSER_PERMISSIONS_PERMISSION_DECISION_AUTO_BLOCKER_H_
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/singleton.h"
 #include "base/time/default_clock.h"
+#include "chrome/browser/permissions/permission_util.h"
 #include "components/content_settings/core/common/content_settings_types.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "url/gurl.h"
 
 class GURL;
 class Profile;
 
 namespace content {
 class WebContents;
@@ skipping 50 matching lines @@
   // features::kBlockPromptsIfDismissedOften is enabled it will place |url|
   // under embargo for |permission|.
   bool RecordDismissAndEmbargo(const GURL& url, ContentSettingsType permission);
 
   // Records that an ignore of a prompt for |permission| was made.
   int RecordIgnore(const GURL& url, ContentSettingsType permission);
 
   // Updates the threshold to start blocking prompts from the field trial.
   static void UpdateFromVariations();
 
-  // Checks if |request_origin| is under embargo for |permission|. Internally,
-  // this will make a call to IsUnderEmbargo to check the content setting first,
-  // but may also make a call to Safe Browsing to check the API blacklist, which
-  // is performed asynchronously.
+  // Updates whether |request_origin| should be under embargo for |permission|.
+  // Makes an asynchronous call to Safe Browsing to check the API blacklist.
   void UpdateEmbargoedStatus(ContentSettingsType permission,
                              const GURL& request_origin,
                              content::WebContents* web_contents,
                              base::Callback<void(bool)> callback);
 
   // Checks the status of the content setting to determine if |request_origin|
   // is under embargo for |permission|. This checks both embargo for Permissions
   // Blacklisting and repeated dismissals.
-  bool IsUnderEmbargo(ContentSettingsType permission,
-                      const GURL& request_origin);
+  PermissionResult GetEmbargoResult(ContentSettingsType permission,
+                                    const GURL& request_origin);
 
  private:
   friend class PermissionContextBaseTests;
   friend class PermissionDecisionAutoBlockerUnitTest;
 
   explicit PermissionDecisionAutoBlocker(Profile* profile);
   ~PermissionDecisionAutoBlocker() override;
 
   // Get the result of the Safe Browsing check, if |should_be_embargoed| is true
   // then |request_origin| will be placed under embargo for that |permission|.
@@ skipping 22 matching lines @@
   scoped_refptr<safe_browsing::SafeBrowsingDatabaseManager> db_manager_;
 
   // Timeout in ms.
   int safe_browsing_timeout_;
 
   std::unique_ptr<base::Clock> clock_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(PermissionDecisionAutoBlocker);
 };
 #endif  // CHROME_BROWSER_PERMISSIONS_PERMISSION_DECISION_AUTO_BLOCKER_H_