[WebAPKs]: Reduce the parameters of ShortcutHelper::AddToLauncherWithSkBitmap()

chrome/browser/android/banners/app_banner_manager_android.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 CHROME_BROWSER_ANDROID_BANNERS_APP_BANNER_MANAGER_ANDROID_H_
 #define CHROME_BROWSER_ANDROID_BANNERS_APP_BANNER_MANAGER_ANDROID_H_
 
 #include <string>
 
 #include "base/android/scoped_java_ref.h"
@@ skipping 38 matching lines @@
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jobject>& japp_data,
       const base::android::JavaParamRef<jstring>& japp_title,
       const base::android::JavaParamRef<jstring>& japp_package,
       const base::android::JavaParamRef<jstring>& jicon_url);
 
   // AppBannerManager overrides.
   void RequestAppBanner(const GURL& validated_url, bool is_debug_mode) override;
 
-  // Returns a callback which fetches the splash screen image and stores it in
-  // a WebappDataStorage.
-  base::Closure FetchWebappSplashScreenImageCallback(
-      const std::string& webapp_id) override;
-
   // Registers native methods.
   static bool Register(JNIEnv* env);
 
  protected:
   // Return the ideal badge icon size.
   int GetIdealBadgeIconSizeInPx();
 
   // AppBannerManager overrides.
   std::string GetAppIdentifier() override;
   std::string GetBannerType() override;
@@ skipping 49 matching lines @@
 
   // Whether WebAPKs can be installed.
   bool can_install_webapk_;
 
   DISALLOW_COPY_AND_ASSIGN(AppBannerManagerAndroid);
 };
 
 }  // namespace banners
 
 #endif  // CHROME_BROWSER_ANDROID_BANNERS_APP_BANNER_MANAGER_ANDROID_H_