📰 Move metrics and scheduling events out of SnippetsBridge

chrome/android/java/src/org/chromium/chrome/browser/suggestions/SuggestionsUiDelegate.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.suggestions;
 
 import org.chromium.chrome.browser.favicon.FaviconHelper.FaviconImageCallback;
 import org.chromium.chrome.browser.favicon.FaviconHelper.IconAvailabilityCallback;
 import org.chromium.chrome.browser.favicon.LargeIconBridge.LargeIconCallback;
 import org.chromium.chrome.browser.ntp.snippets.SuggestionsSource;
 
 /**
  * Interface between the suggestion surface and the rest of the browser.
  */
 public interface SuggestionsUiDelegate {
     // Dependency injection
     // TODO(dgn): remove these methods once the users have a different way to get a reference
     // to these objects (https://crbug.com/677672)
 
     /** Convenience method to access the {@link SuggestionsSource}. */
     SuggestionsSource getSuggestionsSource();
 
-    /** Convenience method to access the {@link SuggestionsMetricsReporter}. */
-    SuggestionsMetricsReporter getMetricsReporter();
+    /** Convenience method to access the {@link SuggestionsRanker}. */
+    SuggestionsRanker getSuggestionsRanker();
+
+    /** Convenience method to access the {@link SuggestionsEventReporter}. */
+    SuggestionsEventReporter getEventReporter();
 
     /** Convenience method to access the {@link SuggestionsNavigationDelegate}. */
     SuggestionsNavigationDelegate getNavigationDelegate();
 
     // Favicons
 
     /**
      * Checks if an icon with the given URL is available. If not,
      * downloads it and stores it as a favicon/large icon for the given {@code pageUrl}.
      * @param pageUrl The URL of the site whose icon is being requested.
@@ skipping 23 matching lines @@
     // Feature/State checks
 
     /**
      * Registers a {@link DestructionObserver}, notified when the New Tab Page goes away.
      */
     void addDestructionObserver(DestructionObserver destructionObserver);
 
     /** @return whether the suggestions UI is currently visible. */
     boolean isVisible();
 }