Replace SkBitmap with gfx::Image in the ImageFetcher API.

components/ntp_snippets/ntp_snippets_service.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 COMPONENTS_NTP_SNIPPETS_NTP_SNIPPETS_SERVICE_H_
 #define COMPONENTS_NTP_SNIPPETS_NTP_SNIPPETS_SERVICE_H_
 
 #include <stddef.h>
 
 #include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
 #include "base/sequenced_task_runner.h"
 #include "base/timer/timer.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/ntp_snippets/ntp_snippet.h"
 #include "components/ntp_snippets/ntp_snippets_fetcher.h"
 #include "components/ntp_snippets/ntp_snippets_scheduler.h"
 #include "components/suggestions/suggestions_service.h"
 
 class PrefRegistrySimple;
 class PrefService;
-class SkBitmap;
 
 namespace base {
 class Value;
 }
 
+namespace gfx {
+class Image;
+}
+
 namespace image_fetcher {
 class ImageFetcher;
 }
 
 namespace suggestions {
 class SuggestionsProfile;
 }
 
 namespace ntp_snippets {
 
 class NTPSnippetsServiceObserver;
 
 // Stores and vends fresh content data for the NTP.
 class NTPSnippetsService : public KeyedService {
  public:
   using ImageFetchedCallback =
-      base::Callback<void(const std::string& snippet_id, const SkBitmap*)>;
+      base::Callback<void(const std::string& snippet_id, const gfx::Image&)>;
 
   // |application_language_code| should be a ISO 639-1 compliant string, e.g.
   // 'en' or 'en-US'. Note that this code should only specify the language, not
   // the locale, so 'en_US' (English language with US locale) and 'en-GB_US'
   // (British English person in the US) are not language codes.
   NTPSnippetsService(
       PrefService* pref_service,
       suggestions::SuggestionsService* suggestions_service,
       scoped_refptr<base::SequencedTaskRunner> file_task_runner,
       const std::string& application_language_code,
@@ skipping 143 matching lines @@
   // hosts. (e.g. the user manually removed all MostLikely tiles.)
   virtual void NTPSnippetsServiceCleared() = 0;
 
  protected:
   virtual ~NTPSnippetsServiceObserver() {}
 };
 
 }  // namespace ntp_snippets
 
 #endif  // COMPONENTS_NTP_SNIPPETS_NTP_SNIPPETS_SERVICE_H_