Move ContentSettingsDetails and Pattern out of HostContentSettingsMap as separate classes.

chrome/browser/ui/views/options/content_filter_page_view.cc

Index: chrome/browser/ui/views/options/content_filter_page_view.cc
diff --git a/chrome/browser/ui/views/options/content_filter_page_view.cc b/chrome/browser/ui/views/options/content_filter_page_view.cc
index 320611d68e3269d4ca8ae6071bad2ff1370b884f..ebceafa2aeed2b19224973f567d1c6abb639a4c8 100644
--- a/chrome/browser/ui/views/options/content_filter_page_view.cc
+++ b/chrome/browser/ui/views/options/content_filter_page_view.cc
@@ -6,6 +6,7 @@
 
 #include "app/l10n_util.h"
 #include "base/command_line.h"
+#include "chrome/browser/content_settings/content_settings_details.h"
 #include "chrome/browser/geolocation/geolocation_content_settings_map.h"
 #include "chrome/browser/geolocation/geolocation_exceptions_table_model.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
@@ -253,7 +254,7 @@ void ContentFilterPageView::ButtonPressed(views::Button* sender,
 }
 
 void ContentFilterPageView::NotifyContentSettingsChanged(
-    const HostContentSettingsMap::ContentSettingsDetails *details) {
+    const ContentSettingsDetails* details) {
   if (details->type() == CONTENT_SETTINGS_TYPE_DEFAULT ||
       details->type() == content_type_) {
     UpdateView();
@@ -265,8 +266,7 @@ void ContentFilterPageView::Observe(NotificationType type,
                        const NotificationDetails& details) {
   if (type == NotificationType::CONTENT_SETTINGS_CHANGED) {
     NotifyContentSettingsChanged(
-        Details<HostContentSettingsMap::ContentSettingsDetails>
-            (details).ptr());
+        Details<ContentSettingsDetails>(details).ptr());
   } else {
     OptionsPageBase::Observe(type, source, details);
   }