Use Nearby to background scan for URLs

chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWebBleClient.java

 // 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.
 
 package org.chromium.chrome.browser.physicalweb;
 
 import android.app.Activity;
 
 import com.google.android.gms.common.api.GoogleApiClient;
 import com.google.android.gms.nearby.Nearby;
@@ skipping 96 matching lines @@
 
     /**
      * Create a MessageListener that listens during a foreground scan.
      * @return the MessageListener.
      */
     MessageListener createForegroundMessageListener() {
         return new ForegroundMessageListener();
     }
 
     /**
+     * Get the URLs from a device within a message.
+     * @param message The Nearby message.
+     * @return The URL contained in the message.
+     */
+    String getUrlFromMessage(Message message) {
+        return null;
+    }
+
+    /**
      * Modify a GoogleApiClient.Builder as necessary for doing Physical Web scanning.
      * @param builder The builder to be modified.
      * @return The Builder.
      */
     GoogleApiClient.Builder modifyGoogleApiClientBuilder(GoogleApiClient.Builder builder) {
         return builder.addApi(Nearby.MESSAGES_API);
     }
 
     /**
      * Modify a MessageFilter.Builder as necessary for doing Physical Web scanning.
      * @param builder The builder to be modified.
      * @return The Builder.
      */
     MessageFilter.Builder modifyMessageFilterBuilder(MessageFilter.Builder builder) {
         return builder.includeAllMyTypes();
     }
 }