🔍 Update widget provider info

chrome/android/java/res/xml/search_widget_info.xml

Index: chrome/android/java/res/xml/search_widget_info.xml
diff --git a/chrome/android/java/res/xml/search_widget_info.xml b/chrome/android/java/res/xml/search_widget_info.xml
index 90828913ab0b5bf1659d60a28fb5f16064d7d541..91715d22b4de53aa094b9c99033765dfb40af558 100644
--- a/chrome/android/java/res/xml/search_widget_info.xml
+++ b/chrome/android/java/res/xml/search_widget_info.xml
@@ -3,11 +3,13 @@
      Use of this source code is governed by a BSD-style license that can be
      found in the LICENSE file. -->
 
+<!-- This widget automatically updates once per day, and whenever Chrome starts up. -->
 <appwidget-provider
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:minWidth="250dp"
     android:minHeight="56dp"
     android:initialLayout="@layout/search_widget_template"
+    android:previewImage="@drawable/widget_preview"
     android:resizeMode="horizontal"
-    android:updatePeriodMillis="86400000"> <!-- Once per day -->
-</appwidget-provider>
+    android:updatePeriodMillis="86400000"
+    android:widgetCategory="home_screen|searchbox" />