Move extensions-related files to using //components/keyed_service.

chrome/browser/extensions/extension_system_impl.h

Index: chrome/browser/extensions/extension_system_impl.h
diff --git a/chrome/browser/extensions/extension_system_impl.h b/chrome/browser/extensions/extension_system_impl.h
index 23f7116e96f96a4ff658ba5ff84eb80a89bfcd0f..90c8c820965c4ea2cab1bdfb2d1ae9df3eadabaa 100644
--- a/chrome/browser/extensions/extension_system_impl.h
+++ b/chrome/browser/extensions/extension_system_impl.h
@@ -19,15 +19,15 @@ class StandardManagementPolicyProvider;
 
 // The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
 // Implementation details: non-shared services are owned by
-// ExtensionSystemImpl, a BrowserContextKeyedService with separate incognito
-// instances. A private Shared class (also a BrowserContextKeyedService,
+// ExtensionSystemImpl, a KeyedService with separate incognito
+// instances. A private Shared class (also a KeyedService,
 // but with a shared instance for incognito) keeps the common services.
 class ExtensionSystemImpl : public ExtensionSystem {
  public:
   explicit ExtensionSystemImpl(Profile* profile);
   virtual ~ExtensionSystemImpl();
 
-  // BrowserContextKeyedService implementation.
+  // KeyedService implementation.
   virtual void Shutdown() OVERRIDE;
 
   virtual void InitForRegularProfile(bool extensions_enabled) OVERRIDE;
@@ -63,7 +63,7 @@ class ExtensionSystemImpl : public ExtensionSystem {
 
   // Owns the Extension-related systems that have a single instance
   // shared between normal and incognito profiles.
-  class Shared : public BrowserContextKeyedService {
+  class Shared : public KeyedService {
    public:
     explicit Shared(Profile* profile);
     virtual ~Shared();
@@ -74,7 +74,7 @@ class ExtensionSystemImpl : public ExtensionSystem {
     void RegisterManagementPolicyProviders();
     void Init(bool extensions_enabled);
 
-    // BrowserContextKeyedService implementation.
+    // KeyedService implementation.
     virtual void Shutdown() OVERRIDE;
 
     StateStore* state_store();