Remove references to IsNewAvatarMenu since the flag was removed.

chrome/browser/profiles/profile_window_browsertest.cc

 // Copyright (c) 2015 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.
 
 #include "chrome/browser/profiles/profile_window.h"
 
 #include "base/command_line.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 68 matching lines @@
   }
 };
 
 }  // namespace
 
 class ProfileWindowBrowserTest : public InProcessBrowserTest {
  public:
   ProfileWindowBrowserTest() {}
   ~ProfileWindowBrowserTest() override {}
 
-  void SetUpCommandLine(base::CommandLine* command_line) override {
-    InProcessBrowserTest::SetUpCommandLine(command_line);
-    switches::EnableNewAvatarMenuForTesting(
-        base::CommandLine::ForCurrentProcess());
-  }
-
   Browser* OpenGuestBrowser();
   void CloseBrowser(Browser* browser);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ProfileWindowBrowserTest);
 };
 
 Browser* ProfileWindowBrowserTest::OpenGuestBrowser() {
   size_t num_browsers =
       BrowserList::GetInstance(chrome::GetActiveDesktop())->size();
@@ skipping 103 matching lines @@
   WrenchMenuModel model_normal_profile(&accelerator_handler, browser());
   EXPECT_NE(-1, model_normal_profile.GetIndexOfCommandId(IDC_BOOKMARKS_MENU));
 
   // Guest browser has no bookmark menu.
   Browser* guest_browser = OpenGuestBrowser();
   WrenchMenuModel model_guest_profile(&accelerator_handler, guest_browser);
   EXPECT_EQ(-1, model_guest_profile.GetIndexOfCommandId(IDC_BOOKMARKS_MENU));
 }
 
 #endif  // !defined(OS_CHROMEOS) && !defined(OS_ANDROID) && !defined(OS_IOS)