[Offline Page] Offline page sharing implementation

chrome/android/java/src/org/chromium/chrome/browser/ChromeApplication.java

 // Copyright 2013 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.
 
 package org.chromium.chrome.browser;
 
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
@@ skipping 42 matching lines @@
 import org.chromium.chrome.browser.identity.UniqueIdentificationGeneratorFactory;
 import org.chromium.chrome.browser.identity.UuidBasedUniqueIdentificationGenerator;
 import org.chromium.chrome.browser.init.InvalidStartupDialog;
 import org.chromium.chrome.browser.invalidation.UniqueIdInvalidationClientNameGenerator;
 import org.chromium.chrome.browser.metrics.UmaUtils;
 import org.chromium.chrome.browser.metrics.VariationsSession;
 import org.chromium.chrome.browser.multiwindow.MultiWindowUtils;
 import org.chromium.chrome.browser.net.qualityprovider.ExternalEstimateProviderAndroid;
 import org.chromium.chrome.browser.net.spdyproxy.DataReductionProxySettings;
 import org.chromium.chrome.browser.notifications.NotificationPlatformBridge;
+import org.chromium.chrome.browser.offlinepages.OfflinePageUtils;
 import org.chromium.chrome.browser.omaha.RequestGenerator;
 import org.chromium.chrome.browser.partnercustomizations.PartnerBrowserCustomizations;
 import org.chromium.chrome.browser.physicalweb.PhysicalWebBleClient;
 import org.chromium.chrome.browser.physicalweb.PhysicalWebEnvironment;
 import org.chromium.chrome.browser.policy.PolicyAuditor;
 import org.chromium.chrome.browser.preferences.LocationSettings;
 import org.chromium.chrome.browser.preferences.PrefServiceBridge;
 import org.chromium.chrome.browser.preferences.Preferences;
 import org.chromium.chrome.browser.preferences.PreferencesLauncher;
 import org.chromium.chrome.browser.preferences.autofill.AutofillPreferences;
@@ skipping 262 matching lines @@
     private void onForegroundActivityDestroyed() {
         if (ApplicationStatus.isEveryActivityDestroyed()) {
             mBackgroundProcessing.onDestroy();
             if (mDevToolsServer != null) {
                 mDevToolsServer.destroy();
                 mDevToolsServer = null;
             }
             stopApplicationActivityTracker();
             PartnerBrowserCustomizations.destroy();
             ShareHelper.clearSharedImages(this);
+            OfflinePageUtils.clearSharedOfflineFiles(this);
             CombinedPolicyProvider.get().destroy();
         }
     }
 
     private ApplicationStateListener createApplicationStateListener() {
         return new ApplicationStateListener() {
             @Override
             public void onApplicationStateChange(int newState) {
                 if (newState == ApplicationState.HAS_STOPPED_ACTIVITIES) {
                     onForegroundSessionEnd();
@@ skipping 507 matching lines @@
      * Caches flags that are needed by Activities that launch before the native library is loaded
      * and stores them in SharedPreferences. Because this function is called during launch after the
      * library has loaded, they won't affect the next launch until Chrome is restarted.
      */
     private void cacheNativeFlags() {
         if (sIsFinishedCachingNativeFlags) return;
         FeatureUtilities.cacheNativeFlags(this);
         sIsFinishedCachingNativeFlags = true;
     }
 }