Add a feature which, when enabled, blocks permissions after X prompt dismissals.

chrome/browser/permissions/permission_uma_util.cc

 // 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.
 
 #include "chrome/browser/permissions/permission_uma_util.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram_macros.h"
@@ skipping 338 matching lines @@
   DCHECK(!requests.empty());
   DCHECK(requests.size() == 1);
 
   PERMISSION_BUBBLE_TYPE_UMA(kPermissionsPromptDenied,
                              requests[0]->GetPermissionRequestType());
   PERMISSION_BUBBLE_GESTURE_TYPE_UMA(
       kPermissionsPromptDeniedGesture, kPermissionsPromptDeniedNoGesture,
       requests[0]->GetGestureType(), requests[0]->GetPermissionRequestType());
 }
 
+void PermissionUmaUtil::PermissionPromptDismissCount(

[raymes, 2016/08/06 00:50:21]

Please get Kendra to take a look at this for the metrics side :)

[dominickn, 2016/08/08 02:18:28]

Will do.

+    content::PermissionType permission,
+    int count) {
+  switch (permission) {
+    case PermissionType::GEOLOCATION:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.Geolocation", count);
+      break;
+    case PermissionType::NOTIFICATIONS:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.Notifications", count);
+      break;
+    case PermissionType::MIDI_SYSEX:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.MidiSysEx", count);
+      break;
+    case PermissionType::PUSH_MESSAGING:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.PushMessaging", count);
+      break;
+    case PermissionType::PROTECTED_MEDIA_IDENTIFIER:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.ProtectedMedia",
+                               count);
+      break;
+    case PermissionType::DURABLE_STORAGE:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.DurableStorage",
+                               count);
+      break;
+    case PermissionType::AUDIO_CAPTURE:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.AudioCapture", count);
+      break;
+    case PermissionType::VIDEO_CAPTURE:
+      UMA_HISTOGRAM_COUNTS_100("Permissions.DismissCount.VideoCapture", count);
+      break;
+    // The user is not prompted for these permissions, thus there is no dismiss
+    // recorded for them.
+    case PermissionType::MIDI:
+    case PermissionType::BACKGROUND_SYNC:
+    case PermissionType::NUM:
+      NOTREACHED() << "PERMISSION "
+                   << PermissionUtil::GetPermissionString(permission)
+                   << " not accounted for";
+  }
+}
+
 bool PermissionUmaUtil::IsOptedIntoPermissionActionReporting(Profile* profile) {
   if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnablePermissionActionReporting))
     return false;
 
   DCHECK(profile);
   if (profile->GetProfileType() == Profile::INCOGNITO_PROFILE)
     return false;
   if (!profile->GetPrefs()->GetBoolean(prefs::kSafeBrowsingEnabled))
     return false;
@@ skipping 103 matching lines @@
   if (!deprecated_metric.empty() && rappor_service) {
     rappor::SampleDomainAndRegistryFromGURL(rappor_service, deprecated_metric,
                                             requesting_origin);
 
     std::string rappor_metric = deprecated_metric + "2";
     rappor_service->RecordSample(
         rappor_metric, rappor::LOW_FREQUENCY_ETLD_PLUS_ONE_RAPPOR_TYPE,
         rappor::GetDomainAndRegistrySampleFromGURL(requesting_origin));
   }
 }