Add site setting for Automatic Downloads on Android.

Bug: 616321
Change-Id: I6a9f570f7f100fa8e1515f7736b6294644483f83
Reviewed-on: https://chromium-review.googlesource.com/1234475
Commit-Queue: Mugdha Lakhani <nator@chromium.org>
Reviewed-by: David Trainor <dtrainor@chromium.org>
Reviewed-by: Finnur Thorarinsson <finnur@chromium.org>
Reviewed-by: Peter Conn <peconn@chromium.org>
Cr-Commit-Position: refs/heads/master@{#595864}

chrome/android/java/res/xml/single_website_preferences.xml

@@ -60,6 +60,8 @@
         android:key="ads_permission_list" />
     <org.chromium.chrome.browser.preferences.ChromeBaseListPreference
         android:key="background_sync_permission_list" />
+    <org.chromium.chrome.browser.preferences.ChromeBaseListPreference
+        android:key="automatic_downloads_permission_list" />
     <org.chromium.chrome.browser.preferences.ChromeBaseListPreference
         android:key="protected_media_identifier_permission_list" />
     <org.chromium.chrome.browser.preferences.ChromeBaseListPreference

chrome/android/java/res/xml/site_settings_preferences.xml

@@ -53,6 +53,10 @@
     <org.chromium.chrome.browser.preferences.website.SiteSettingsPreference
         android:fragment="org.chromium.chrome.browser.preferences.website.SingleCategoryPreferences"
         android:key="background_sync" />
+    <!-- Automatic Downloads -->
+    <org.chromium.chrome.browser.preferences.website.SiteSettingsPreference
+        android:fragment="org.chromium.chrome.browser.preferences.website.SingleCategoryPreferences"
+        android:key="automatic_downloads" />
     <!-- Protected content -->
     <org.chromium.chrome.browser.preferences.website.SiteSettingsPreference
         android:fragment="org.chromium.chrome.browser.preferences.website.SingleCategoryPreferences"

chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java

@@ -339,6 +339,14 @@ public class PrefServiceBridge {
         return isContentSettingManaged(ContentSettingsType.CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC);
     }
 
+    /**
+     * @return true if automatic downloads is managed by policy.
+     */
+    public boolean isAutomaticDownloadsManaged() {
+        return isContentSettingManaged(
+                ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS);
+    }
+
     /**
      * Sets the preference that controls translate
      */
@@ -682,15 +690,15 @@ public class PrefServiceBridge {
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_USB_GUARD:
                 setContentSettingEnabled(contentSettingsType, allow);
                 break;
+            case ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS:
+                nativeSetAutomaticDownloadsEnabled(allow);
+                break;
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOPLAY:
                 nativeSetAutoplayEnabled(allow);
                 break;
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC:
                 nativeSetBackgroundSyncEnabled(allow);
                 break;
-            case ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA:
-                nativeSetCameraEnabled(allow);
-                break;
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_CLIPBOARD_READ:
                 nativeSetClipboardEnabled(allow);
                 break;
@@ -700,6 +708,9 @@ public class PrefServiceBridge {
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_GEOLOCATION:
                 nativeSetAllowLocationEnabled(allow);
                 break;
+            case ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA:
+                nativeSetCameraEnabled(allow);
+                break;
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC:
                 nativeSetMicEnabled(allow);
                 break;
@@ -730,14 +741,16 @@ public class PrefServiceBridge {
             // Returns true if websites are allowed to request permission to access USB devices.
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_USB_GUARD:
                 return isContentSettingEnabled(contentSettingsType);
+            case ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS:
+                return nativeGetAutomaticDownloadsEnabled();
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOPLAY:
                 return nativeGetAutoplayEnabled();
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC:
                 return nativeGetBackgroundSyncEnabled();
-            case ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA:
-                return nativeGetCameraEnabled();
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_COOKIES:
                 return nativeGetAcceptCookiesEnabled();
+            case ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA:
+                return nativeGetCameraEnabled();
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC:
                 return nativeGetMicEnabled();
             case ContentSettingsType.CONTENT_SETTINGS_TYPE_NOTIFICATIONS:
@@ -1069,6 +1082,7 @@ public class PrefServiceBridge {
     private native boolean nativeGetAcceptCookiesEnabled();
     private native boolean nativeGetAcceptCookiesUserModifiable();
     private native boolean nativeGetAcceptCookiesManagedByCustodian();
+    private native boolean nativeGetAutomaticDownloadsEnabled();
     private native boolean nativeGetAutoplayEnabled();
     private native boolean nativeGetBackgroundSyncEnabled();
     private native boolean nativeGetBlockThirdPartyCookiesEnabled();
@@ -1084,11 +1098,11 @@ public class PrefServiceBridge {
     private native boolean nativeGetPasswordEchoEnabled();
     private native boolean nativeGetFirstRunEulaAccepted();
     private native boolean nativeGetCameraEnabled();
-    private native void nativeSetCameraEnabled(boolean allow);
+    private native void nativeSetCameraEnabled(boolean enabled);
     private native boolean nativeGetCameraUserModifiable();
     private native boolean nativeGetCameraManagedByCustodian();
     private native boolean nativeGetMicEnabled();
-    private native void nativeSetMicEnabled(boolean allow);
+    private native void nativeSetMicEnabled(boolean enabled);
     private native boolean nativeGetMicUserModifiable();
     private native boolean nativeGetMicManagedByCustodian();
     private native boolean nativeGetTranslateEnabled();
@@ -1114,23 +1128,24 @@ public class PrefServiceBridge {
             int clearBrowsingDataTab, int timePeriod);
     private native int nativeGetLastClearBrowsingDataTab();
     private native void nativeSetLastClearBrowsingDataTab(int lastTab);
-    private native void nativeSetAutoplayEnabled(boolean allow);
-    private native void nativeSetAllowCookiesEnabled(boolean allow);
-    private native void nativeSetBackgroundSyncEnabled(boolean allow);
+    private native void nativeSetAutomaticDownloadsEnabled(boolean enabled);
+    private native void nativeSetAutoplayEnabled(boolean enabled);
+    private native void nativeSetAllowCookiesEnabled(boolean enabled);
+    private native void nativeSetBackgroundSyncEnabled(boolean enabled);
     private native void nativeSetBlockThirdPartyCookiesEnabled(boolean enabled);
-    private native void nativeSetClipboardEnabled(boolean allow);
+    private native void nativeSetClipboardEnabled(boolean enabled);
     private native void nativeSetDoNotTrackEnabled(boolean enabled);
     private native void nativeSetRememberPasswordsEnabled(boolean allow);
     private native void nativeSetPasswordManagerAutoSigninEnabled(boolean enabled);
     private native boolean nativeGetAllowLocationEnabled();
     private native boolean nativeGetNotificationsEnabled();
     private native boolean nativeGetNotificationsVibrateEnabled();
-    private native void nativeSetAllowLocationEnabled(boolean allow);
-    private native void nativeSetNotificationsEnabled(boolean allow);
+    private native void nativeSetAllowLocationEnabled(boolean enabled);
+    private native void nativeSetNotificationsEnabled(boolean enabled);
     private native void nativeSetNotificationsVibrateEnabled(boolean enabled);
     private native void nativeSetPasswordEchoEnabled(boolean enabled);
-    private native void nativeSetSensorsEnabled(boolean allow);
-    private native void nativeSetSoundEnabled(boolean allow);
+    private native void nativeSetSensorsEnabled(boolean enabled);
+    private native void nativeSetSoundEnabled(boolean enabled);
     private native boolean nativeCanPrefetchAndPrerender();
     private native AboutVersionStrings nativeGetAboutVersionStrings();
     private native void nativeSetContextualSearchPreference(String preference);

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/ContentSettingException.java

@@ -17,8 +17,9 @@ import java.lang.annotation.RetentionPolicy;
  * Exception information for a given origin.
  */
 public class ContentSettingException implements Serializable {
-    @IntDef({Type.ADS, Type.AUTOPLAY, Type.BACKGROUND_SYNC, Type.COOKIE, Type.JAVASCRIPT,
-            Type.POPUP, Type.SOUND})
+    @IntDef({Type.ADS, Type.AUTOMATIC_DOWNLOADS, Type.AUTOPLAY,
+             Type.BACKGROUND_SYNC, Type.COOKIE, Type.JAVASCRIPT, Type.POPUP,
+             Type.SOUND})
     @Retention(RetentionPolicy.SOURCE)
     public @interface Type {
         // Values used to address array index below, inside Website and SingleWebsitePreferences.
@@ -30,13 +31,16 @@ public class ContentSettingException implements Serializable {
         int JAVASCRIPT = 4;
         int POPUP = 5;
         int SOUND = 6;
+        int AUTOMATIC_DOWNLOADS = 7;
         /**
          * Number of handled exceptions used for calculating array sizes.
          */
-        int NUM_ENTRIES = 7;
+        int NUM_ENTRIES = 8;
     }
 
     // Mapping from {@link Type} to ContentSettingType.
+    // TODO(https://crbug.com/616321) Add a unit test to verify that Type and
+    // CONTENT_TYPES are in sync.
     final static int[] CONTENT_TYPES = {
             ContentSettingsType.CONTENT_SETTINGS_TYPE_ADS,
             ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOPLAY,
@@ -45,7 +49,7 @@ public class ContentSettingException implements Serializable {
             ContentSettingsType.CONTENT_SETTINGS_TYPE_JAVASCRIPT,
             ContentSettingsType.CONTENT_SETTINGS_TYPE_POPUPS,
             ContentSettingsType.CONTENT_SETTINGS_TYPE_SOUND,
-    };
+            ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS};
 
     private final int mContentSettingType;
     private final String mPattern;

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/ContentSettingsResources.java

@@ -96,6 +96,11 @@ public class ContentSettingsResources {
                             R.string.ads_permission_title, ContentSetting.ALLOW,
                             ContentSetting.BLOCK, 0,
                             R.string.website_settings_category_ads_blocked));
+            localMap.put(ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS,
+                    new ResourceItem(R.drawable.infobar_downloading,
+                            R.string.automatic_downloads_permission_title,
+                            R.string.automatic_downloads_permission_title, ContentSetting.ASK,
+                            ContentSetting.BLOCK, R.string.website_settings_category_ask, 0));
             localMap.put(ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOPLAY,
                     new ResourceItem(R.drawable.settings_autoplay, R.string.autoplay_title,
                                  R.string.autoplay_title, ContentSetting.ALLOW,

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/SingleCategoryPreferences.java

@@ -484,7 +484,9 @@ public class SingleCategoryPreferences extends PreferenceFragment
 
     private String getAddExceptionDialogMessage() {
         int resource = 0;
-        if (mCategory.showSites(SiteSettingsCategory.Type.AUTOPLAY)) {
+        if (mCategory.showSites(SiteSettingsCategory.Type.AUTOMATIC_DOWNLOADS)) {
+            resource = R.string.website_settings_add_site_description_automatic_downloads;
+        } else if (mCategory.showSites(SiteSettingsCategory.Type.AUTOPLAY)) {
             resource = R.string.website_settings_add_site_description_autoplay;
         } else if (mCategory.showSites(SiteSettingsCategory.Type.BACKGROUND_SYNC)) {
             resource = R.string.website_settings_add_site_description_background_sync;
@@ -580,6 +582,10 @@ public class SingleCategoryPreferences extends PreferenceFragment
                 && !PrefServiceBridge.getInstance().isCategoryEnabled(
                            ContentSettingsType.CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC)) {
             exception = true;
+        } else if (mCategory.showSites(SiteSettingsCategory.Type.AUTOMATIC_DOWNLOADS)
+                && !PrefServiceBridge.getInstance().isCategoryEnabled(
+                           ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS)) {
+            exception = true;
         }
         if (exception) {
             getPreferenceScreen().addPreference(new AddExceptionPreference(

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/SingleWebsitePreferences.java

@@ -73,6 +73,8 @@ public class SingleWebsitePreferences extends PreferenceFragment
             "ads_permission_list", // ContentSettingException.Type.ADS
             "autoplay_permission_list", // ContentSettingException.Type.AUTOPLAY
             "background_sync_permission_list", // ContentSettingException.Type.BACKGROUND_SYNC
+            "automatic_downloads_permission_list",
+            // ContentSettingException.Type.AUTOMATIC_DOWNLOADS
             "cookies_permission_list", // ContentSettingException.Type.COOKIE
             "javascript_permission_list", // ContentSettingException.Type.JAVASCRIPT
             "popup_permission_list", // ContentSettingException.Type.POPUP
@@ -84,7 +86,8 @@ public class SingleWebsitePreferences extends PreferenceFragment
             "microphone_permission_list", // PermissionInfo.Type.MICROPHONE
             "midi_sysex_permission_list", // PermissionInfo.Type.MIDI
             "push_notifications_list", // PermissionInfo.Type.NOTIFICATION
-            "protected_media_identifier_permission_list", // PermissionInfo.Type.PROTECTED_MEDIA_IDENTIFIER
+            "protected_media_identifier_permission_list",
+            // PermissionInfo.Type.PROTECTED_MEDIA_IDENTIFIER
             "sensors_permission_list", // PermissionInfo.Type.SENSORS
     };
 

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/SiteSettingsCategory.java

@@ -37,10 +37,10 @@ import java.lang.annotation.RetentionPolicy;
  * A base class for dealing with website settings categories.
  */
 public class SiteSettingsCategory {
-    @IntDef({Type.ALL_SITES, Type.ADS, Type.AUTOPLAY, Type.BACKGROUND_SYNC, Type.CAMERA,
-            Type.CLIPBOARD, Type.COOKIES, Type.DEVICE_LOCATION, Type.JAVASCRIPT, Type.MICROPHONE,
-            Type.NOTIFICATIONS, Type.POPUPS, Type.PROTECTED_MEDIA, Type.SENSORS, Type.SOUND,
-            Type.USE_STORAGE, Type.USB})
+    @IntDef({Type.ALL_SITES, Type.ADS, Type.AUTOMATIC_DOWNLOADS, Type.AUTOPLAY,
+            Type.BACKGROUND_SYNC, Type.CAMERA, Type.CLIPBOARD, Type.COOKIES, Type.DEVICE_LOCATION,
+            Type.JAVASCRIPT, Type.MICROPHONE, Type.NOTIFICATIONS, Type.POPUPS, Type.PROTECTED_MEDIA,
+            Type.SENSORS, Type.SOUND, Type.USE_STORAGE, Type.USB})
     @Retention(RetentionPolicy.SOURCE)
     public @interface Type {
         // Values used to address array index. Should be enumerated from 0 and
@@ -63,15 +63,18 @@ public class SiteSettingsCategory {
         int SOUND = 14;
         int USE_STORAGE = 15;
         int USB = 16;
+        int AUTOMATIC_DOWNLOADS = 17;
         /**
          * Number of handled categories used for calculating array sizes.
          */
-        int NUM_ENTRIES = 17;
+        int NUM_ENTRIES = 18;
     }
 
     /**
      * Mapping from Type to String used in preferences. Values are sorted like
      * Type constants.
+     * TODO(https://crbug.com:/616321) Add a unit test to verify that Type and
+     * PREFERENCE_KEYS are in sync.
      */
     private static final String[] PREFERENCE_KEYS = {
             "all_sites", // Type.ALL_SITES
@@ -91,6 +94,7 @@ public class SiteSettingsCategory {
             "sound", // Type.SOUND
             "use_storage", // Type.USE_STORAGE
             "usb", // Type.USB
+            "automatic_downloads", // Type.AUTOMATIC_DOWNLOADS
     };
 
     /**
@@ -117,6 +121,8 @@ public class SiteSettingsCategory {
             ContentSettingsType.CONTENT_SETTINGS_TYPE_SOUND, // Type.SOUND
             -1, // Type.USE_STORAGE
             ContentSettingsType.CONTENT_SETTINGS_TYPE_USB_GUARD, // Type.USB
+            ContentSettingsType
+                    .CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS, // Type.AUTOMATIC_DOWNLOADS,
     };
 
     // The id of this category.
@@ -217,7 +223,9 @@ public class SiteSettingsCategory {
      */
     public boolean isManaged() {
         PrefServiceBridge prefs = PrefServiceBridge.getInstance();
-        if (showSites(Type.BACKGROUND_SYNC)) {
+        if (showSites(Type.AUTOMATIC_DOWNLOADS)) {
+            return prefs.isAutomaticDownloadsManaged();
+        } else if (showSites(Type.BACKGROUND_SYNC)) {
             return prefs.isBackgroundSyncManaged();
         } else if (showSites(Type.COOKIES)) {
             return !prefs.isAcceptCookiesUserModifiable();

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/SiteSettingsPreferences.java

@@ -136,6 +136,8 @@ public class SiteSettingsPreferences extends PreferenceFragment
             if (SiteSettingsCategory.adsCategoryEnabled()) {
                 websitePrefs.add(Type.ADS);
             }
+            websitePrefs.add(Type.AUTOMATIC_DOWNLOADS);
+
             // When showing the main menu, if Protected Content is not available, only Autoplay
             // will be visible.
             if (!mProtectedContentMenuAvailable) {

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/WebsitePermissionsFetcher.java

@@ -131,6 +131,9 @@ public class WebsitePermissionsFetcher {
         // Background sync permission is per-origin.
         queue.add(new ExceptionInfoFetcher(
                 ContentSettingsType.CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC));
+        // Automatic Downloads permission is per-origin.
+        queue.add(new ExceptionInfoFetcher(
+                ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS));
         // Autoplay permission is per-origin.
         queue.add(new ExceptionInfoFetcher(ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOPLAY));
         // USB device permission is per-origin and per-embedder.
@@ -196,6 +199,10 @@ public class WebsitePermissionsFetcher {
             // Background sync info is per-origin.
             queue.add(new ExceptionInfoFetcher(
                     ContentSettingsType.CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC));
+        } else if (category.showSites(SiteSettingsCategory.Type.AUTOMATIC_DOWNLOADS)) {
+            // Automatic downloads info is per-origin.
+            queue.add(new ExceptionInfoFetcher(
+                    ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS));
         } else if (category.showSites(SiteSettingsCategory.Type.PROTECTED_MEDIA)) {
             // Protected media identifier permission is per-origin and per-embedder.
             queue.add(new PermissionInfoFetcher(PermissionInfo.Type.PROTECTED_MEDIA_IDENTIFIER));

chrome/android/java/strings/android_chrome_strings.grd

@@ -915,6 +915,9 @@ Your Google account may have other forms of browsing history like searches and a
       <message name="IDS_BACKGROUND_SYNC_PERMISSION_TITLE" desc="Title of the permission that allows websites to queue an operation for the next time the device is online[CHAR-LIMIT=32]">
         Background sync
       </message>
+      <message name="IDS_AUTOMATIC_DOWNLOADS_PERMISSION_TITLE" desc="Title of the permission that allows websites to download multiple files automatically.">
+        Automatic downloads
+      </message>
       <message name="IDS_WEBSITE_SETTINGS_ADD_SITE" desc="The label for the button to add a new website to the exception list.">
         Add site exception
       </message>
@@ -936,6 +939,9 @@ Your Google account may have other forms of browsing history like searches and a
       <message name="IDS_WEBSITE_SETTINGS_ADD_SITE_DESCRIPTION_BACKGROUND_SYNC" desc="The description for the allow Background Sync for website dialog.">
         Allow Background Sync for a specific site.
       </message>
+      <message name="IDS_WEBSITE_SETTINGS_ADD_SITE_DESCRIPTION_AUTOMATIC_DOWNLOADS" desc="The description for the allow Automatic Downloads for website dialog.">
+        Allow a site to download multiple files automatically.
+      </message>
       <message name="IDS_WEBSITE_SETTINGS_ADD_SITE_DESCRIPTION_SOUND_ALLOW" desc="The description for the allow sound for website dialog.">
         Allow sound for a specific site.
       </message>

chrome/android/javatests/src/org/chromium/chrome/browser/preferences/website/SiteSettingsPreferencesTest.java

@@ -667,6 +667,39 @@ public class SiteSettingsPreferencesTest {
         doTestUsbGuardPermission(false);
     }
 
+    /**
+     * Helper function to test allowing and blocking automatic downloads.
+     * @param enabled true to test enabling automatic downloads, false to test disabling the
+     * feature.
+     */
+    private void doTestAutomaticDownloadsPermission(final boolean enabled) {
+        setGlobalToggleForCategory(SiteSettingsCategory.Type.AUTOMATIC_DOWNLOADS, enabled);
+        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
+            @Override
+            public void run() {
+                Assert.assertEquals(
+                        "Automatic Downloads should be " + (enabled ? "enabled" : "disabled"),
+                        PrefServiceBridge.getInstance().isCategoryEnabled(
+                                ContentSettingsType.CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS),
+                        enabled);
+            }
+        });
+    }
+
+    @Test
+    @SmallTest
+    @Feature({"Preferences"})
+    public void testAllowAutomaticDownloads() {
+        doTestAutomaticDownloadsPermission(true);
+    }
+
+    @Test
+    @SmallTest
+    @Feature({"Preferences"})
+    public void testBlockAutomaticDownloads() {
+        doTestAutomaticDownloadsPermission(false);
+    }
+
     private int getTabCount() {
         return ThreadUtils.runOnUiThreadBlockingNoException(new Callable<Integer>() {
             @Override

chrome/browser/android/preferences/pref_service_bridge.cc

@@ -298,6 +298,12 @@ static jboolean JNI_PrefServiceBridge_GetBackgroundSyncEnabled(
   return GetBooleanForContentSetting(CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC);
 }
 
+static jboolean JNI_PrefServiceBridge_GetAutomaticDownloadsEnabled(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj) {
+  return GetBooleanForContentSetting(CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS);
+}
+
 static jboolean JNI_PrefServiceBridge_GetBlockThirdPartyCookiesEnabled(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj) {
@@ -749,6 +755,17 @@ static void JNI_PrefServiceBridge_SetBackgroundSyncEnabled(
       allow ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK);
 }
 
+static void JNI_PrefServiceBridge_SetAutomaticDownloadsEnabled(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj,
+    jboolean allow) {
+  HostContentSettingsMap* host_content_settings_map =
+      HostContentSettingsMapFactory::GetForProfile(GetOriginalProfile());
+  host_content_settings_map->SetDefaultContentSetting(
+      CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS,
+      allow ? CONTENT_SETTING_ASK : CONTENT_SETTING_BLOCK);
+}
+
 static void JNI_PrefServiceBridge_SetBlockThirdPartyCookiesEnabled(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,