Part 2 of base::IDMap refactor to eliminate IDMapOwnPointer/IDMapExternalPointer modes

content/renderer/java/gin_java_bridge_dispatcher.h

 // Copyright 2014 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 CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_DISPATCHER_H_
 #define CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_DISPATCHER_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 16 matching lines @@
 // cleared. These objects remain bound until the window object is cleared
 // again.
 class GinJavaBridgeDispatcher
     : public base::SupportsWeakPtr<GinJavaBridgeDispatcher>,
       public RenderFrameObserver {
  public:
   // GinJavaBridgeObjects are managed by gin. An object gets destroyed
   // when it is no more referenced from JS. As GinJavaBridgeObject reports
   // deletion of self to GinJavaBridgeDispatcher, we would not have stale
   // pointers here.
-  typedef IDMap<GinJavaBridgeObject, IDMapExternalPointer> ObjectMap;
-  typedef ObjectMap::KeyType ObjectID;
+  using ObjectMap = IDMap<GinJavaBridgeObject*>;
+  using ObjectID = ObjectMap::KeyType;
 
   explicit GinJavaBridgeDispatcher(RenderFrame* render_frame);
   ~GinJavaBridgeDispatcher() override;
 
   // RenderFrameObserver override:
   bool OnMessageReceived(const IPC::Message& message) override;
   void DidClearWindowObject() override;
 
   void GetJavaMethods(ObjectID object_id, std::set<std::string>* methods);
   bool HasJavaMethod(ObjectID object_id, const std::string& method_name);
@@ skipping 18 matching lines @@
   NamedObjectMap named_objects_;
   ObjectMap objects_;
   bool inside_did_clear_window_object_;
 
   DISALLOW_COPY_AND_ASSIGN(GinJavaBridgeDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_DISPATCHER_H_