Add metrics for search engine promo and search widget

chrome/android/java/src/org/chromium/chrome/browser/searchwidget/SearchWidgetProvider.java

 // Copyright 2017 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.searchwidget;
 
 import android.annotation.SuppressLint;
 import android.app.PendingIntent;
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProvider;
@@ skipping 10 matching lines @@
 import android.widget.RemoteViews;
 
 import org.chromium.base.ContextUtils;
 import org.chromium.base.Log;
 import org.chromium.base.ThreadUtils;
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.library_loader.LibraryLoader;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.IntentHandler;
 import org.chromium.chrome.browser.firstrun.FirstRunFlowSequencer;
+import org.chromium.chrome.browser.locale.LocaleManager;
 import org.chromium.chrome.browser.omnibox.LocationBarLayout;
 import org.chromium.chrome.browser.search_engines.TemplateUrlService;
 import org.chromium.chrome.browser.search_engines.TemplateUrlService.LoadListener;
 import org.chromium.chrome.browser.search_engines.TemplateUrlService.TemplateUrlServiceObserver;
 import org.chromium.chrome.browser.util.IntentUtils;
 
 /**
  * Widget that lets the user search using their default search engine.
  *
  * Because this is a BroadcastReceiver, it dies immediately after it runs.  A new one is created
@@ skipping 102 matching lines @@
         // Set up an observer to monitor for changes.
         synchronized (OBSERVER_LOCK) {
             if (sObserver != null) return;
             sObserver = new SearchWidgetTemplateUrlServiceObserver();
 
             TemplateUrlService service = TemplateUrlService.getInstance();
             service.registerLoadListener(sObserver);
             service.addObserver(sObserver);
             if (!service.isLoaded()) service.load();
         }
+        int[] ids = getDelegate().getAllSearchWidgetIds();
+        LocaleManager.getInstance().recordLocaleBasedSearchWidgetMetrics(
+                ids != null && ids.length > 0);
     }
 
     /** Nukes all cached information and forces all widgets to start with a blank slate. */
     public static void reset() {
         SharedPreferences.Editor editor = getDelegate().getSharedPreferences().edit();
         editor.remove(PREF_IS_VOICE_SEARCH_AVAILABLE);
         editor.remove(PREF_SEARCH_ENGINE_SHORTNAME);
         editor.apply();
 
         performUpdate(null);
@@ skipping 233 matching lines @@
         assert sDelegate == null;
         sDelegate = delegate;
     }
 
     /** See {@link #sDefaultSearchEngineUrl}. */
     static String getDefaultSearchEngineUrl() {
         // TODO(yusufo): Get rid of this.
         return sDefaultSearchEngineUrl;
     }
 }