[Extensions Bindings] Remove ScriptContext::DispatchEvent

chrome/renderer/extensions/automation_internal_custom_bindings.h

Index: chrome/renderer/extensions/automation_internal_custom_bindings.h
diff --git a/chrome/renderer/extensions/automation_internal_custom_bindings.h b/chrome/renderer/extensions/automation_internal_custom_bindings.h
index 8adb5fae148308b9273d92ae19672f8bde3163a4..3835f944eec263710db34d06318ca109e51431c1 100644
--- a/chrome/renderer/extensions/automation_internal_custom_bindings.h
+++ b/chrome/renderer/extensions/automation_internal_custom_bindings.h
@@ -20,6 +20,7 @@ namespace extensions {
 
 class AutomationInternalCustomBindings;
 class AutomationMessageFilter;
+class ExtensionBindingsSystem;
 
 struct TreeCache {
   TreeCache();
@@ -44,7 +45,8 @@ struct TreeChangeObserver {
 class AutomationInternalCustomBindings : public ObjectBackedNativeHandler,
                                          public ui::AXTreeDelegate {
  public:
-  explicit AutomationInternalCustomBindings(ScriptContext* context);
+  AutomationInternalCustomBindings(ScriptContext* context,
+                                   ExtensionBindingsSystem* bindings_system);
 
   ~AutomationInternalCustomBindings() override;
 
@@ -183,6 +185,8 @@ class AutomationInternalCustomBindings : public ObjectBackedNativeHandler,
   std::vector<int> deleted_node_ids_;
   std::vector<int> text_changed_node_ids_;
 
+  ExtensionBindingsSystem* bindings_system_;
+
   DISALLOW_COPY_AND_ASSIGN(AutomationInternalCustomBindings);
 };