Enable component build for browser_context_keyed_service.

components/browser_context_keyed_service/browser_context_keyed_service_factory.h

 // Copyright (c) 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 COMPONENTS_BROWSER_CONTEXT_KEYED_SERVICE_BROWSER_CONTEXT_KEYED_SERVICE_FACTORY_H_
 #define COMPONENTS_BROWSER_CONTEXT_KEYED_SERVICE_BROWSER_CONTEXT_KEYED_SERVICE_FACTORY_H_
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_base_factory.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
+#include "components/browser_context_keyed_service/browser_context_keyed_service_export.h"
 
 class BrowserContextDependencyManager;
 class BrowserContextKeyedService;
 
 // Base class for Factories that take a BrowserContext object and return some
 // service on a one-to-one mapping. Each factory that derives from this class
 // *must* be a Singleton (only unit tests don't do that).
 //
 // We do this because services depend on each other and we need to control
 // shutdown/destruction order. In each derived classes' constructors, the
 // implementors must explicitly state which services are depended on.
-class BrowserContextKeyedServiceFactory
+class BROWSER_CONTEXT_KEYED_SERVICE_EXPORT BrowserContextKeyedServiceFactory
     : public BrowserContextKeyedBaseFactory {
  public:
   // A function that supplies the instance of a BrowserContextKeyedService
   // for a given BrowserContext. This is used primarily for testing, where
   // we want to feed a specific mock into the BCKSF system.
   typedef BrowserContextKeyedService*
       (*FactoryFunction)(content::BrowserContext* context);
 
   // Associates |factory| with |context| so that |factory| is used to create
   // the BrowserContextKeyedService when requested.  |factory| can be NULL
@@ skipping 75 matching lines @@
   // The mapping between a BrowserContext and its service.
   std::map<content::BrowserContext*, BrowserContextKeyedService*> mapping_;
 
   // The mapping between a BrowserContext and its overridden FactoryFunction.
   std::map<content::BrowserContext*, FactoryFunction> factories_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserContextKeyedServiceFactory);
 };
 
 #endif  // COMPONENTS_BROWSER_CONTEXT_KEYED_SERVICE_BROWSER_CONTEXT_KEYED_SERVICE_FACTORY_H_