Experimental USB API implementation.

chrome/browser/extensions/api/api_resource_event_notifier.h

Index: chrome/browser/extensions/api/api_resource_event_notifier.h
diff --git a/chrome/browser/extensions/api/api_resource_event_notifier.h b/chrome/browser/extensions/api/api_resource_event_notifier.h
index 4ef8e2ef4112fd063330d7a4dd8f6cf09be9ffd8..58426969a5b1d0513ba3a4f0e7b58479556f0429 100644
--- a/chrome/browser/extensions/api/api_resource_event_notifier.h
+++ b/chrome/browser/extensions/api/api_resource_event_notifier.h
@@ -25,7 +25,8 @@ namespace extensions {
 enum APIResourceEventType {
   API_RESOURCE_EVENT_CONNECT_COMPLETE,
   API_RESOURCE_EVENT_DATA_READ,
-  API_RESOURCE_EVENT_WRITE_COMPLETE
+  API_RESOURCE_EVENT_WRITE_COMPLETE,
+  API_RESOURCE_EVENT_TRANSFER_COMPLETE,
 };
 
 extern const char kSrcIdKey[];
@@ -60,15 +61,19 @@ class APIResourceEventNotifier
 
   virtual void OnWriteComplete(int result_code);
 
+  virtual void OnTransferComplete(int result_code, base::ListValue* data);
+
   static std::string APIResourceEventTypeToString(
       APIResourceEventType event_type);
 
  private:
-  void DispatchEvent(DictionaryValue* event);
-  void DispatchEventOnUIThread(DictionaryValue* event);
+  void DispatchEvent(const std::string &extension, DictionaryValue* event);
+  void DispatchEventOnUIThread(const std::string &extension,
+                               DictionaryValue* event);
   DictionaryValue* CreateAPIResourceEvent(APIResourceEventType event_type);
 
-  void SendEventWithResultCode(APIResourceEventType event_type,
+  void SendEventWithResultCode(const std::string &extension,
+                               APIResourceEventType event_type,
                                int result_code);
 
   ExtensionEventRouter* router_;