🏠 Add instrumentation test for Suggestions BottomSheet

chrome/test/android/javatests/src/org/chromium/chrome/test/util/browser/suggestions/DummySuggestionsMetricsReporter.java

Index: chrome/test/android/javatests/src/org/chromium/chrome/test/util/browser/suggestions/DummySuggestionsMetricsReporter.java
diff --git a/chrome/test/android/javatests/src/org/chromium/chrome/test/util/browser/suggestions/DummySuggestionsMetricsReporter.java b/chrome/test/android/javatests/src/org/chromium/chrome/test/util/browser/suggestions/DummySuggestionsMetricsReporter.java
new file mode 100644
index 0000000000000000000000000000000000000000..a2e06996b115cc7bf05b95ed216d8dbc4c22457d
--- /dev/null
+++ b/chrome/test/android/javatests/src/org/chromium/chrome/test/util/browser/suggestions/DummySuggestionsMetricsReporter.java
@@ -0,0 +1,37 @@
+// 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.test.util.browser.suggestions;
+
+import org.chromium.chrome.browser.ntp.cards.ActionItem;
+import org.chromium.chrome.browser.ntp.snippets.CategoryInt;
+import org.chromium.chrome.browser.ntp.snippets.SnippetArticle;
+import org.chromium.chrome.browser.suggestions.SuggestionsMetricsReporter;
+import org.chromium.chrome.browser.suggestions.SuggestionsRanker;
+
+/**
+ * Dummy implementation of {@link SuggestionsMetricsReporter} that doesn't do anything.
+ */
+public class DummySuggestionsMetricsReporter implements SuggestionsMetricsReporter {
+    @Override
+    public void onPageShown(int[] categories, int[] suggestionsPerCategory) {}
+
+    @Override
+    public void onSuggestionShown(SnippetArticle suggestion) {}
+
+    @Override
+    public void onSuggestionOpened(SnippetArticle suggestion, int windowOpenDisposition) {}
+
+    @Override
+    public void onSuggestionMenuOpened(SnippetArticle suggestion) {}
+
+    @Override
+    public void onMoreButtonShown(@CategoryInt ActionItem category) {}
+
+    @Override
+    public void onMoreButtonClicked(@CategoryInt ActionItem category) {}
+
+    @Override
+    public void setRanker(SuggestionsRanker suggestionsRanker) {}
+}