[Extensions Bindings] Introduce a supportsLazyListeners property

extensions/renderer/native_extension_bindings_system.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef EXTENSIONS_RENDERER_NATIVE_EXTENSION_BINDINGS_SYSTEM_H_
 #define EXTENSIONS_RENDERER_NATIVE_EXTENSION_BINDINGS_SYSTEM_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 20 matching lines @@
  public:
   using SendRequestIPCMethod =
       base::Callback<void(ScriptContext*,
                           const ExtensionHostMsg_Request_Params&,
                           binding::RequestThread)>;
   using SendEventListenerIPCMethod =
       base::Callback<void(binding::EventListenersChanged,
                           ScriptContext*,
                           const std::string& event_name,
                           const base::DictionaryValue* filter,
-                          bool was_manual)>;
+                          bool update_lazy_listeners)>;
 
   NativeExtensionBindingsSystem(
       const SendRequestIPCMethod& send_request_ipc,
       const SendEventListenerIPCMethod& send_event_listener_ipc);
   ~NativeExtensionBindingsSystem() override;
 
   // ExtensionBindingsSystem:
   void DidCreateScriptContext(ScriptContext* context) override;
   void WillReleaseScriptContext(ScriptContext* context) override;
   void UpdateBindingsForContext(ScriptContext* context) override;
@@ skipping 62 matching lines @@
   v8::Eternal<v8::FunctionTemplate> get_internal_api_;
 
   base::WeakPtrFactory<NativeExtensionBindingsSystem> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeExtensionBindingsSystem);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_NATIVE_EXTENSION_BINDINGS_SYSTEM_H_