📰 Refresh the tiles when a removal is undone

chrome/android/junit/src/org/chromium/chrome/browser/suggestions/TileGroupTest.java

Index: chrome/android/junit/src/org/chromium/chrome/browser/suggestions/TileGroupTest.java
diff --git a/chrome/android/junit/src/org/chromium/chrome/browser/suggestions/TileGroupTest.java b/chrome/android/junit/src/org/chromium/chrome/browser/suggestions/TileGroupTest.java
index 0fd81df93d93f240e81776e57759148115e00b47..733c56149f56d7c0bdec8cf34a188e20e72a589f 100644
--- a/chrome/android/junit/src/org/chromium/chrome/browser/suggestions/TileGroupTest.java
+++ b/chrome/android/junit/src/org/chromium/chrome/browser/suggestions/TileGroupTest.java
@@ -26,6 +26,7 @@
 import android.support.annotation.ColorRes;
 import android.support.annotation.DimenRes;
 import android.support.annotation.LayoutRes;
+import android.support.annotation.Nullable;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -47,6 +48,7 @@
 import org.robolectric.annotation.Implements;
 import org.robolectric.shadows.ShadowResources;
 
+import org.chromium.base.Callback;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeFeatureList;
 import org.chromium.chrome.browser.Features;
@@ -394,7 +396,8 @@ public Void answer(InvocationOnMock invocation) throws Throwable {
         public MostVisitedSites.Observer mObserver;
 
         @Override
-        public void removeMostVisitedItem(Tile tile) {}
+        public void removeMostVisitedItem(
+                Tile tile, @Nullable Callback<String> removalUndoneCallback) {}
 
         @Override
         public void openMostVisitedItem(int windowDisposition, Tile tile) {}