Add update menu item and app menu icon badge

chrome/android/java/src/org/chromium/chrome/browser/toolbar/Toolbar.java

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/Toolbar.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/Toolbar.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/Toolbar.java
index b5ba3c0c1cdbdfc1b276a382eb4559e2ae1e7856..25db91794e8a24f3338d300e372c56f3fd602cf3 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/Toolbar.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/Toolbar.java
@@ -44,4 +44,9 @@ public interface Toolbar {
      * @return Whether a dirty check for invalidation makes sense at this time.
      */
     boolean isReadyForTextureCapture();
+
+    /**
+     * Show the update badge on the app menu button.

[gone, 2015/12/08 22:24:24]

* Show the update badge on the app menu button.
* Will have no effect if there is no app menu button for the current Activity?

[Theresa, 2015/12/10 03:53:18]

Done.

+     */
+    void showAppMenuUpdateBadge();
 }