--- a/mobile/android/base/java/org/mozilla/gecko/customtabs/CustomTabsActivity.java
+++ b/mobile/android/base/java/org/mozilla/gecko/customtabs/CustomTabsActivity.java
@@ -3,17 +3,16 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 package org.mozilla.gecko.customtabs;
 
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.graphics.Bitmap;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.provider.Browser;
 import android.support.annotation.ColorInt;
@@ -50,18 +49,18 @@ import org.mozilla.gecko.permissions.Per
 import org.mozilla.gecko.prompts.Prompt;
 import org.mozilla.gecko.prompts.PromptListItem;
 import org.mozilla.gecko.prompts.PromptService;
 import org.mozilla.gecko.util.ActivityUtils;
 import org.mozilla.gecko.util.Clipboard;
 import org.mozilla.gecko.util.ColorUtil;
 import org.mozilla.gecko.util.GeckoBundle;
 import org.mozilla.gecko.util.IntentUtils;
+import org.mozilla.gecko.util.PackageUtil;
 import org.mozilla.gecko.util.ThreadUtils;
-import org.mozilla.gecko.util.URIUtils;
 import org.mozilla.gecko.widget.GeckoPopupMenu;
 
 import java.util.List;
 
 public class CustomTabsActivity extends AppCompatActivity
                                 implements GeckoMenu.Callback,
                                            GeckoView.ContentListener,
                                            GeckoView.NavigationListener,
@@ -370,20 +369,21 @@ public class CustomTabsActivity extends 
         }
 
         final MenuInflater inflater = new GeckoMenuInflater(this);
         inflater.inflate(R.menu.customtabs_menu, geckoMenu);
 
         // insert default browser name to title of menu-item-Open-In
         final MenuItem openItem = geckoMenu.findItem(R.id.custom_tabs_menu_open_in);
         if (openItem != null) {
-            final Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://"));
-            final ResolveInfo info = getPackageManager()
-                    .resolveActivity(browserIntent, PackageManager.MATCH_DEFAULT_ONLY);
-            final String name = info.loadLabel(getPackageManager()).toString();
+            final ResolveInfo info = PackageUtil.getDefaultBrowser(this);
+
+            final String name = (info == null)
+                    ? getString(R.string.ellipsis)
+                    : info.loadLabel(getPackageManager()).toString();
             openItem.setTitle(getString(R.string.custom_tabs_menu_item_open_in, name));
         }
 
         menuItemControl = geckoMenu.findItem(R.id.custom_tabs_menu_control);
         // on some configurations(ie. Android 5.1.1 + Nexus 5), no idea why the state not be enabled
         // if the Drawable is a LevelListDrawable, then the icon color is incorrect.
         final Drawable icon = menuItemControl.getIcon();
         if (icon != null && !icon.isStateful()) {

new file mode 100644
--- /dev/null
+++ b/mobile/android/base/java/org/mozilla/gecko/util/PackageUtil.java
@@ -0,0 +1,67 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.util;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ResolveInfo;
+import android.net.Uri;
+import android.support.annotation.NonNull;
+
+import java.util.List;
+
+public class PackageUtil {
+
+    private static final Uri TEST_URI = Uri.parse("https://www.mozilla.org");
+
+    private PackageUtil() {
+    }
+
+    /**
+     * Get information of user's default browser
+     *
+     * @param context
+     * @return information of default browser, null if user hasn't set any default value.
+     */
+    public static ResolveInfo getDefaultBrowser(@NonNull Context context) {
+        final Intent browserIntent = new Intent(Intent.ACTION_VIEW, TEST_URI);
+        final int additionalFlags = 0; // no additional flags
+
+        // this info might be activity picker
+        final ResolveInfo resolveInfo = context.getPackageManager()
+                .resolveActivity(browserIntent, additionalFlags);
+
+        if (resolveInfo == null) {
+            return null;
+        }
+
+        if (!resolveInfo.activityInfo.exported) {
+            return null;
+        }
+
+        final List<ResolveInfo> browsers = resolveBrowsers(context);
+        for (ResolveInfo it : browsers) {
+            if (resolveInfo.activityInfo.packageName.equals(it.activityInfo.packageName)) {
+                return resolveInfo;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Information of activities which could handle a web-page-browsing intent.
+     *
+     * @param context
+     * @return a List of activity's information. If default browser set, the list might only has one item.
+     */
+    private static List<ResolveInfo> resolveBrowsers(@NonNull Context context) {
+        final Intent browserIntent = new Intent(Intent.ACTION_VIEW, TEST_URI);
+        final int additionalFlags = 0; // no additional flags
+
+        return context.getPackageManager().queryIntentActivities(browserIntent, additionalFlags);
+    }
+}

--- a/mobile/android/base/moz.build
+++ b/mobile/android/base/moz.build
@@ -933,16 +933,17 @@ gbjar.sources += ['java/org/mozilla/geck
     'toolbar/ToolbarPrefs.java',
     'trackingprotection/TrackingProtectionPrompt.java',
     'updater/PostUpdateHandler.java',
     'updater/UpdateService.java',
     'updater/UpdateServiceHelper.java',
     'util/ColorUtil.java',
     'util/DrawableUtil.java',
     'util/JavaUtil.java',
+    'util/PackageUtil.java',
     'util/ResourceDrawableUtils.java',
     'util/TouchTargetUtil.java',
     'util/URIUtils.java',
     'util/ViewUtil.java',
     'util/WindowUtil.java',
     'webapps/WebAppActivity.java',
     'webapps/WebAppIndexer.java',
     'webapps/WebAppManifest.java',