Suppress deprecation warning for LOC_PROV_ALLOWED

chrome/android/java/src/org/chromium/chrome/browser/omnibox/geo/GeolocationHeader.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.omnibox.geo;
 
 import android.Manifest;
 import android.content.pm.PackageManager;
 import android.location.Location;
 import android.location.LocationManager;
@@ skipping 383 matching lines @@
         return locationPermission;
     }
 
     /** Records a data point for the Geolocation.HeaderSentOrNot histogram. */
     private static void recordHistogram(int result) {
         RecordHistogram.recordEnumeratedHistogram("Geolocation.HeaderSentOrNot", result, UMA_MAX);
     }
 
     /** Returns the location source. */
     @LocationSource
+    // We should replace our usage of LOCATION_PROVIDERS_ALLOWED when the min API is 19.
+    @SuppressWarnings("deprecation")
     private static int getLocationSource() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
             int locationMode;
             try {
                 locationMode = Settings.Secure.getInt(
                         ContextUtils.getApplicationContext().getContentResolver(),
                         Settings.Secure.LOCATION_MODE);
             } catch (Settings.SettingNotFoundException e) {
                 Log.e(TAG, "Error getting the LOCATION_MODE");
                 return LOCATION_SOURCE_MASTER_OFF;
@@ skipping 232 matching lines @@
             assert false : "Unexpected locationSource: " + locationSource;
             return;
         }
         long durationSeconds = durationMillis / 1000;
         int duration = durationSeconds >= (long) Integer.MAX_VALUE ? Integer.MAX_VALUE
                                                                    : (int) durationSeconds;
         RecordHistogram.recordCustomCountHistogram(
                 name, duration, 1, LOCATION_AGE_HISTOGRAM_MAX_SECONDS, 50);
     }
 }