Newly created profiles should have the grey silhouette as avatar.

chrome/browser/profiles/profile_window.cc

 // Copyright 2013 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/files/file_path.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/user_metrics.h"
 
@@ skipping 192 matching lines @@
                  desktop_type),
       base::string16(),
       base::string16(),
       std::string());
   ProfileMetrics::LogProfileSwitchUser(ProfileMetrics::SWITCH_PROFILE_GUEST);
 }
 
 void CreateAndSwitchToNewProfile(chrome::HostDesktopType desktop_type,
                                  ProfileSwitchingDoneCallback callback,
                                  ProfileMetrics::ProfileAdd metric) {
+  ProfileInfoCache& cache =
+      g_browser_process->profile_manager()->GetProfileInfoCache();
+
   ProfileManager::CreateMultiProfileAsync(
-      base::string16(),
-      base::string16(),
+      cache.ChooseNameForNewProfile(

[noms (inactive), 2014/03/27 20:19:32]

make a variable that stores the result of GetPlaceholderAvatarIndex();

[Mike Lerman, 2014/04/02 17:46:25]

Done.

+          ProfileInfoCache::GetPlaceholderAvatarIndex()),
+      base::UTF8ToUTF16(ProfileInfoCache::GetDefaultAvatarIconUrl(
+          ProfileInfoCache::GetPlaceholderAvatarIndex())),
       base::Bind(&OpenBrowserWindowForProfile,
                  callback,
                  true,
                  true,
                  desktop_type),
       std::string());
   ProfileMetrics::LogProfileAddNewUser(metric);
 }
 
 void CloseGuestProfileWindows() {
@@ skipping 48 matching lines @@
 
   if (tutorial_shown) {
     chrome::ShowUserManager(profile->GetPath());
   } else {
     chrome::ShowUserManagerWithTutorial(
         profiles::USER_MANAGER_TUTORIAL_OVERVIEW);
   }
 }
 
 }  // namespace profiles