Log mixed script shield events.

chrome/browser/content_settings/tab_specific_content_settings.cc

 // Copyright (c) 2012 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/content_settings/tab_specific_content_settings.h"
 
 #include <list>
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
+#include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browsing_data/browsing_data_appcache_helper.h"
 #include "chrome/browser/browsing_data/browsing_data_cookie_helper.h"
 #include "chrome/browser/browsing_data/browsing_data_database_helper.h"
 #include "chrome/browser/browsing_data/browsing_data_file_system_helper.h"
 #include "chrome/browser/browsing_data/browsing_data_indexed_db_helper.h"
 #include "chrome/browser/browsing_data/browsing_data_local_storage_helper.h"
 #include "chrome/browser/browsing_data/cookies_tree_model.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 35 matching lines @@
 STATIC_CONST_MEMBER_DEFINITION const
     TabSpecificContentSettings::MicrophoneCameraState
     TabSpecificContentSettings::MICROPHONE_BLOCKED;
 STATIC_CONST_MEMBER_DEFINITION const
     TabSpecificContentSettings::MicrophoneCameraState
     TabSpecificContentSettings::CAMERA_ACCESSED;
 STATIC_CONST_MEMBER_DEFINITION const
     TabSpecificContentSettings::MicrophoneCameraState
     TabSpecificContentSettings::CAMERA_BLOCKED;
 
+
+void TabSpecificContentSettings::RecordMixedScriptAction(
+    MixedScriptAction action) {
+  UMA_HISTOGRAM_ENUMERATION("ContentSettings.MixedScript",
+                            action,
+                            MIXEDSCRIPT_NUM_ACTIONS);
+}
+
 TabSpecificContentSettings::SiteDataObserver::SiteDataObserver(
     TabSpecificContentSettings* tab_specific_content_settings)
     : tab_specific_content_settings_(tab_specific_content_settings) {
   tab_specific_content_settings_->AddSiteDataObserver(this);
 }
 
 TabSpecificContentSettings::SiteDataObserver::~SiteDataObserver() {
   if (tab_specific_content_settings_)
     tab_specific_content_settings_->RemoveSiteDataObserver(this);
 }
@@ skipping 241 matching lines @@
   }
 #endif
 
   if (!content_blocked_[type]) {
     content_blocked_[type] = true;
     // TODO: it would be nice to have a way of mocking this in tests.
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
         content::Source<WebContents>(web_contents()),
         content::NotificationService::NoDetails());
+
+    if (type == CONTENT_SETTINGS_TYPE_MIXEDSCRIPT) {
+      RecordMixedScriptAction(MIXEDSCRIPT_DISPLAYED_SHIELD);
+    }
   }
 }
 
 void TabSpecificContentSettings::OnContentAllowed(ContentSettingsType type) {
   DCHECK(type != CONTENT_SETTINGS_TYPE_GEOLOCATION)
       << "Geolocation settings handled by OnGeolocationPermissionSet";
   DCHECK(type != CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC &&
          type != CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA)
       << "Media stream settings handled by OnMediaStreamPermissionSet";
   bool access_changed = false;
@@ skipping 430 matching lines @@
 }
 
 void TabSpecificContentSettings::RemoveSiteDataObserver(
     SiteDataObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 void TabSpecificContentSettings::NotifySiteDataObservers() {
   FOR_EACH_OBSERVER(SiteDataObserver, observer_list_, OnSiteDataAccessed());
 }