The Apps ntp page should not display an avatar menu when clicking on the username.

chrome/test/base/test_browser_window.h

Index: chrome/test/base/test_browser_window.h
diff --git a/chrome/test/base/test_browser_window.h b/chrome/test/base/test_browser_window.h
index acb2689aa27f9945c1551e64462d357580b2dc5d..07ee7a9208917026f9ba83a1e180c6f424fd2d9b 100644
--- a/chrome/test/base/test_browser_window.h
+++ b/chrome/test/base/test_browser_window.h
@@ -140,8 +140,6 @@ class TestBrowserWindow : public BrowserWindow {
   FindBar* CreateFindBar() override;
   web_modal::WebContentsModalDialogHost* GetWebContentsModalDialogHost()
       override;
-  void ShowAvatarBubble(content::WebContents* web_contents,
-                        const gfx::Rect& rect) override {}
   void ShowAvatarBubbleFromAvatarButton(
       AvatarBubbleMode mode,
       const signin::ManageAccountsParams& manage_accounts_params) override {}