Enable component build for browser_context_keyed_service.

components/browser_context_keyed_service/browser_context_keyed_base_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_BASE_FACTORY_H_
 #define COMPONENTS_BROWSER_CONTEXT_KEYED_SERVICE_BROWSER_CONTEXT_KEYED_BASE_FACTORY_H_
 
 #include <set>
 
 #include "base/threading/non_thread_safe.h"
+#include "components/browser_context_keyed_service/browser_context_keyed_service_export.h"
 #include "components/browser_context_keyed_service/dependency_node.h"
 
 class BrowserContextDependencyManager;
 class PrefService;
 
 namespace content {
 class BrowserContext;
 }
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
 
 // Base class for Factories that take a BrowserContext object and return some
 // service.
 //
 // Unless you're trying to make a new type of Factory, you probably don't want
 // this class, but its subclasses: BrowserContextKeyedServiceFactory and
 // RefcountedBrowserContextKeyedServiceFactory. This object describes general
 // dependency management between Factories; subclasses react to lifecycle
 // events and implement memory management.
-class BrowserContextKeyedBaseFactory : public base::NonThreadSafe,
-                                       public DependencyNode {
+class BROWSER_CONTEXT_KEYED_SERVICE_EXPORT
+BrowserContextKeyedBaseFactory
+    : public base::NonThreadSafe,
+      NON_EXPORTED_BASE(public DependencyNode) {
  public:
   // Registers preferences used in this service on the pref service of
   // |context|. This is the public interface and is safe to be called multiple
   // times because testing code can have multiple services of the same type
   // attached to a single |context|.
   void RegisterUserPrefsOnBrowserContext(content::BrowserContext* context);
 
 #ifndef NDEBUG
   // Returns our name. We don't keep track of this in release mode.
   const char* name() const { return service_name_; }
@@ skipping 83 matching lines @@
 
 #if !defined(NDEBUG)
   // A static string passed in to our constructor. Should be unique across all
   // services. This is used only for debugging in debug mode. (We can print
   // pretty graphs with GraphViz with this information.)
   const char* service_name_;
 #endif
 };
 
 #endif  // COMPONENTS_BROWSER_CONTEXT_KEYED_SERVICE_BROWSER_CONTEXT_KEYED_BASE_FACTORY_H_