Filtered events.

Makes web_navigation events support filters, eg:

chrome.webNavigation.onBeforeCommitted.addListener(callback, {url: [{hostSuffix: 'google.com'}]});

Now callback will only be called when the event has a URL with a host suffix of google.com.

BUG=121479

Review URL: https://chromiumcodereview.appspot.com/10514013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@143872 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 15 insertions, 0 deletions

diff --git a/chrome/browser/extensions/extension_prefs.h b/chrome/browser/extensions/extension_prefs.h
index ae05fd9..0efe0b4 100644
--- a/chrome/browser/extensions/extension_prefs.h
+++ b/chrome/browser/extensions/extension_prefs.h
@@ -275,6 +275,21 @@ class ExtensionPrefs : public extensions::ContentSettingsStore::Observer,
   void SetRegisteredEvents(const std::string& extension_id,
                            const std::set<std::string>& events);
 
+  // Adds a filter to an event.
+  void AddFilterToEvent(const std::string& event_name,
+                        const std::string& extension_id,
+                        const DictionaryValue* filter);
+
+  // Removes a filter from an event.
+  void RemoveFilterFromEvent(const std::string& event_name,
+                             const std::string& extension_id,
+                             const DictionaryValue* filter);
+
+  // Returns the dictionary of event filters that the given extension has
+  // registered.
+  const DictionaryValue* GetFilteredEvents(
+      const std::string& extension_id) const;
+
   // Controls the omnibox default suggestion as set by the extension.
   extensions::ExtensionOmniboxSuggestion GetOmniboxDefaultSuggestion(
       const std::string& extension_id);