Add an location bar icon and a content settings bubble for media settings.

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"
@@ skipping 188 matching lines @@
       << "Geolocation settings handled by ContentSettingGeolocationImageModel";
   DCHECK(content_type != CONTENT_SETTINGS_TYPE_NOTIFICATIONS)
       << "Notifications settings handled by "
       << "ContentSettingsNotificationsImageModel";
 
   if (content_type == CONTENT_SETTINGS_TYPE_IMAGES ||
       content_type == CONTENT_SETTINGS_TYPE_JAVASCRIPT ||
       content_type == CONTENT_SETTINGS_TYPE_PLUGINS ||
       content_type == CONTENT_SETTINGS_TYPE_COOKIES ||
       content_type == CONTENT_SETTINGS_TYPE_POPUPS ||
-      content_type == CONTENT_SETTINGS_TYPE_MIXEDSCRIPT)
+      content_type == CONTENT_SETTINGS_TYPE_MIXEDSCRIPT ||
+      content_type == CONTENT_SETTINGS_TYPE_MEDIASTREAM)
     return content_blocked_[content_type];
 
   return false;
 }
 
 bool TabSpecificContentSettings::IsBlockageIndicated(
     ContentSettingsType content_type) const {
   return content_blockage_indicated_to_user_[content_type];
 }
 
 void TabSpecificContentSettings::SetBlockageHasBeenIndicated(
     ContentSettingsType content_type) {
   content_blockage_indicated_to_user_[content_type] = true;
 }
 
 bool TabSpecificContentSettings::IsContentAccessed(
     ContentSettingsType content_type) const {
-  // This method currently only returns meaningful values for cookies.
-  if (content_type != CONTENT_SETTINGS_TYPE_COOKIES)
+  // This method currently only returns meaningful values for the

[Bernhard Bauer, 2013/01/22 14:59:08]

This comment reads a bit weird now. I think I'd prefer plain english (i.e.
"cookies and media stream").

[markusheintz_, 2013/01/23 10:42:30]

Done.

+  // CONTENT_SETTINGS_TYPE_COOKIES and the CONTENT_SETTINGS_TYPE_MEDIASTREAM.
+  if (content_type != CONTENT_SETTINGS_TYPE_COOKIES &&
+      content_type != CONTENT_SETTINGS_TYPE_MEDIASTREAM)
     return false;
 
   return content_accessed_[content_type];
 }
 
 const std::set<std::string>&
     TabSpecificContentSettings::BlockedResourcesForType(
         ContentSettingsType content_type) const {
   if (blocked_resources_[content_type].get()) {
     return *blocked_resources_[content_type];
@@ skipping 176 matching lines @@
     const GURL& requesting_origin,
     bool allowed) {
   geolocation_settings_state_.OnGeolocationPermissionSet(requesting_origin,
                                                          allowed);
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
       content::Source<WebContents>(web_contents()),
       content::NotificationService::NoDetails());
 }
 
+void TabSpecificContentSettings::OnMediaStreamAccessed() {
+  OnContentAccessed(CONTENT_SETTINGS_TYPE_MEDIASTREAM);
+}
+
 void TabSpecificContentSettings::ClearBlockedContentSettingsExceptForCookies() {
   for (size_t i = 0; i < arraysize(content_blocked_); ++i) {
     if (i == CONTENT_SETTINGS_TYPE_COOKIES)
       continue;
     blocked_resources_[i].reset();
     content_blocked_[i] = false;
     content_accessed_[i] = false;
     content_blockage_indicated_to_user_[i] = false;
   }
   load_plugins_link_enabled_ = true;
@@ skipping 121 matching lines @@
 }
 
 void TabSpecificContentSettings::RemoveSiteDataObserver(
     SiteDataObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 void TabSpecificContentSettings::NotifySiteDataObservers() {
   FOR_EACH_OBSERVER(SiteDataObserver, observer_list_, OnSiteDataAccessed());
 }