Fetch a new GAIA picture every time chrome://settings/manageProfile comes up.

chrome/browser/profiles/gaia_info_update_service_unittest.cc

 // Copyright (c) 2012 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/gaia_info_update_service.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile_downloader.h"
@@ skipping 99 matching lines @@
   // No URL should be cached yet.
   EXPECT_EQ(std::string(), service()->GetCachedPictureURL());
 
   service()->OnProfileDownloadSuccess(downloader());
 
   // On success both the profile info and GAIA info should be updated.
   size_t index = GetCache()->GetIndexOfProfileWithPath(profile()->GetPath());
   EXPECT_EQ(name, GetCache()->GetNameOfProfileAtIndex(index));
   EXPECT_EQ(name, GetCache()->GetGAIANameOfProfileAtIndex(index));
   EXPECT_TRUE(gfx::test::IsEqual(
-      image, GetCache()->GetAvatarIconOfProfileAtIndex(index)));
-  EXPECT_TRUE(gfx::test::IsEqual(
       image, *GetCache()->GetGAIAPictureOfProfileAtIndex(index)));
   EXPECT_EQ(url, service()->GetCachedPictureURL());
 }
 
 TEST_F(GAIAInfoUpdateServiceTest, DownloadFailure) {
   size_t index = GetCache()->GetIndexOfProfileWithPath(profile()->GetPath());
   base::string16 old_name = GetCache()->GetNameOfProfileAtIndex(index);
   gfx::Image old_image = GetCache()->GetAvatarIconOfProfileAtIndex(index);
 
   EXPECT_EQ(std::string(), service()->GetCachedPictureURL());
@@ skipping 52 matching lines @@
 
 TEST_F(GAIAInfoUpdateServiceTest, LogIn) {
   // Log in.
   EXPECT_CALL(*service(), Update());
   SigninManager* signin_manager =
       SigninManagerFactory::GetForProfile(profile());
   signin_manager->OnExternalSigninCompleted("pat@example.com");
 }
 
 #endif