Move offline related functions from Tab to OfflinePageUtils

chrome/browser/android/tab_android.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 CHROME_BROWSER_ANDROID_TAB_ANDROID_H_
 #define CHROME_BROWSER_ANDROID_TAB_ANDROID_H_
 
 #include <jni.h>
 #include <stdint.h>
 
@@ skipping 99 matching lines @@
   Profile* GetProfile() const;
   sync_sessions::SyncedTabDelegate* GetSyncedTabDelegate() const;
 
   void SetWindowSessionID(SessionID::id_type window_id);
   void SetSyncId(int sync_id);
 
   void HandlePopupNavigation(chrome::NavigateParams* params);
 
   bool HasPrerenderedUrl(GURL gurl);
 
-  void ShowOfflinePages();
-
   // Overridden from CoreTabHelperDelegate:
   void SwapTabContents(content::WebContents* old_contents,
                        content::WebContents* new_contents,
                        bool did_start_load,
                        bool did_finish_load) override;
 
   // Overridden from NotificationObserver:
   void Observe(int type,
                const content::NotificationSource& source,
                const content::NotificationDetails& details) override;
@@ skipping 73 matching lines @@
       jint current,
       jboolean animate);
 
   void LoadOriginalImage(JNIEnv* env,
                          const base::android::JavaParamRef<jobject>& obj);
 
   jlong GetBookmarkId(JNIEnv* env,
                       const base::android::JavaParamRef<jobject>& obj,
                       jboolean only_editable);
 
-  jboolean HasOfflineCopy(JNIEnv* env,
-                          const base::android::JavaParamRef<jobject>& obj);
-
-  jboolean IsOfflinePage(JNIEnv* env,
-                         const base::android::JavaParamRef<jobject>& obj);
-
-  base::android::ScopedJavaLocalRef<jobject> GetOfflinePage(
-      JNIEnv* env,
-      const base::android::JavaParamRef<jobject>& obj);
-
   void SetInterceptNavigationDelegate(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jobject>& delegate);
 
   // TODO(dtrainor): Remove this, pull content_layer() on demand.
   void AttachToTabContentManager(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jobject>& jtab_content_manager);
@@ skipping 47 matching lines @@
   scoped_refptr<content::DevToolsAgentHost> devtools_host_;
   std::unique_ptr<browser_sync::SyncedTabDelegateAndroid> synced_tab_delegate_;
 
   std::string webapp_manifest_scope_;
   bool embedded_media_experience_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(TabAndroid);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_TAB_ANDROID_H_