Creating the NTP snippet service.

ios/chrome/browser/ntp_content/ntp_content_service_factory.h

 // Copyright 2015 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 IOS_CHROME_BROWSER_DOM_DISTILLER_DOM_DISTILLER_SERVICE_FACTORY_H_
-#define IOS_CHROME_BROWSER_DOM_DISTILLER_DOM_DISTILLER_SERVICE_FACTORY_H_
+#ifndef IOS_CHROME_BROWSER_NTP_CONTENT_NTP_CONTENT_SERVICE_FACTORY_H_
+#define IOS_CHROME_BROWSER_NTP_CONTENT_NTP_CONTENT_SERVICE_FACTORY_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
 
 namespace base {
 template <typename T>
 struct DefaultSingletonTraits;
 }  // namespace base
 
-namespace dom_distiller {
-class DomDistillerService;
-}
-
 namespace ios {
 class ChromeBrowserState;
 }
 
-namespace dom_distiller {
+namespace ntp_content {

[blundell, 2015/11/16 16:00:53]

nit: After some amount of thrashing, the naming convention we've settled on for
//ios/chrome factories of //components-level KeyedServices is
IOSChrome<Foo>Factory. i.e., IOSChromeNTPContentServiceFactory in this instance.

[noyau (Ping after 24h), 2015/11/17 10:36:10]

Done.

 
-class DomDistillerServiceFactory : public BrowserStateKeyedServiceFactory {
+class NTPContentService;
+
+// A factory to create NTPContentService and associate them to
+// ios::ChromeBrowserState.
+class NTPContentServiceFactory : public BrowserStateKeyedServiceFactory {
  public:
-  static DomDistillerServiceFactory* GetInstance();
-  static DomDistillerService* GetForBrowserState(
+  static NTPContentServiceFactory* GetInstance();
+  static NTPContentService* GetForBrowserState(
       ios::ChromeBrowserState* browser_state);
 
  private:
-  friend struct base::DefaultSingletonTraits<DomDistillerServiceFactory>;
+  friend struct base::DefaultSingletonTraits<NTPContentServiceFactory>;
 
-  DomDistillerServiceFactory();
-  ~DomDistillerServiceFactory() override;
+  NTPContentServiceFactory();
+  ~NTPContentServiceFactory() override;
 
   // BrowserStateKeyedServiceFactory implementation.
   scoped_ptr<KeyedService> BuildServiceInstanceFor(
       web::BrowserState* context) const override;
   web::BrowserState* GetBrowserStateToUse(
       web::BrowserState* context) const override;
 
-  DISALLOW_COPY(DomDistillerServiceFactory);
+  DISALLOW_COPY_AND_ASSIGN(NTPContentServiceFactory);
 };
 
-}  // namespace dom_distiller
+}  // namespace ntp_content
 
-#endif  // IOS_CHROME_BROWSER_DOM_DISTILLER_DOM_DISTILLER_SERVICE_FACTORY_H_
+#endif  // IOS_CHROME_BROWSER_NTP_CONTENT_NTP_CONTENT_SERVICE_FACTORY_H_