Filtered events.

chrome/common/extensions/extension_messages.h

Index: chrome/common/extensions/extension_messages.h
diff --git a/chrome/common/extensions/extension_messages.h b/chrome/common/extensions/extension_messages.h
index 42aab16e12d5cfcbfb4ef791c42cb26a612add36..63ff46f1709e33a9c687a112d29716b38a9a9191 100644
--- a/chrome/common/extensions/extension_messages.h
+++ b/chrome/common/extensions/extension_messages.h
@@ -345,6 +345,22 @@ IPC_MESSAGE_CONTROL2(ExtensionHostMsg_RemoveLazyListener,
                      std::string /* extension_id */,
                      std::string /* name */)
 
+// Notify the browser that the given extension added a listener to instances of
+// the named event that satisfy the filter.
+IPC_MESSAGE_CONTROL4(ExtensionHostMsg_AddFilteredListener,
+                     std::string /* extension_id */,
+                     std::string /* name */,
+                     DictionaryValue /* filter */,
+                     bool /* lazy */)
+
+// Notify the browser that the given extension is no longer interested in
+// instances of the named event that satisfy the filter.
+IPC_MESSAGE_CONTROL4(ExtensionHostMsg_RemoveFilteredListener,
+                     std::string /* extension_id */,
+                     std::string /* name */,
+                     DictionaryValue /* filter */,
+                     bool /* lazy */)
+
 // Notify the browser that an event has finished being dispatched.
 IPC_MESSAGE_ROUTED0(ExtensionHostMsg_EventAck)