[Extensions Bindings] Avoid passing the event filter to JS

extensions/renderer/event_bindings.h

Index: extensions/renderer/event_bindings.h
diff --git a/extensions/renderer/event_bindings.h b/extensions/renderer/event_bindings.h
index 72bb7f6d6674468ad0131414a37faed8f6817810..f2ad32f8d790b9d75841d9fbe6224bada9a1a51b 100644
--- a/extensions/renderer/event_bindings.h
+++ b/extensions/renderer/event_bindings.h
@@ -19,6 +19,7 @@ class Sender;
 
 namespace base {
 class DictionaryValue;
+class ListValue;
 }
 
 namespace extensions {
@@ -30,6 +31,14 @@ class EventBindings : public ObjectBackedNativeHandler {
   explicit EventBindings(ScriptContext* context);
   ~EventBindings() override;
 
+  // Dispatches the event in the given |context| with the provided
+  // |event_args| and |filtering_info|.
+  static void DispatchEventInContext(
+      const std::string& event_name,
+      const base::ListValue* event_args,
+      const base::DictionaryValue* filtering_info,
+      ScriptContext* context);
+
  private:
   // JavaScript handler which forwards to AttachEvent().
   // args[0] forwards to |event_name|.
@@ -72,8 +81,6 @@ class EventBindings : public ObjectBackedNativeHandler {
   // listeners are automatically detached.
   void DetachFilteredEvent(int matcher_id, bool is_manual);
 
-  void MatchAgainstEventFilter(const v8::FunctionCallbackInfo<v8::Value>& args);
-
   std::unique_ptr<EventMatcher> ParseEventMatcher(
       std::unique_ptr<base::DictionaryValue> filter);