Pull AsyncApiFunction out of src/chrome

chrome/browser/extensions/api/serial/serial_api.h

 // Copyright 2012 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 CHROME_BROWSER_EXTENSIONS_API_SERIAL_SERIAL_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_SERIAL_SERIAL_API_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
-#include "chrome/browser/extensions/api/api_function.h"
 #include "chrome/browser/extensions/api/api_resource_manager.h"
 #include "chrome/common/extensions/api/serial.h"
+#include "extensions/browser/api/async_api_function.h"
 
 namespace extensions {
 
 class SerialConnection;
 
 namespace api {
 
 class SerialEventDispatcher;
 
 class SerialAsyncApiFunction : public AsyncApiFunction {
@@ skipping 43 matching lines @@
   virtual SerialConnection* CreateSerialConnection(
       const std::string& port,
       const std::string& extension_id) const;
 
  private:
   void OnConnected(bool success);
   void FinishConnect();
 
   scoped_ptr<serial::Connect::Params> params_;
 
-  // SerialEventDispatcher is owned by a Profile.
+  // SerialEventDispatcher is owned by a BrowserContext.
   SerialEventDispatcher* serial_event_dispatcher_;
 
   // This connection is created within SerialConnectFunction.
   // From there it is either destroyed in OnConnected (upon failure)
-  // or its ownership is transferred to the profile's.
+  // or its ownership is transferred to the browser context's.

[Yoyo Zhou, 2014/02/27 23:53:46]

nit: the 's here looks extraneous

   // ApiResourceManager<SerialConnection>.
   SerialConnection* connection_;
 };
 
 class SerialUpdateFunction : public SerialAsyncApiFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("serial.update", SERIAL_UPDATE);
 
   SerialUpdateFunction();
 
@@ skipping 144 matching lines @@
 
  private:
   scoped_ptr<serial::SetControlSignals::Params> params_;
 };
 
 }  // namespace api
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_SERIAL_SERIAL_API_H_