Disable the new avatar menu in a test.

chrome/browser/profiles/profile_info_cache_unittest.cc

Index: chrome/browser/profiles/profile_info_cache_unittest.cc
diff --git a/chrome/browser/profiles/profile_info_cache_unittest.cc b/chrome/browser/profiles/profile_info_cache_unittest.cc
index 9fa123c6d968fe37bb401001d9c2cbf05b99a1e9..8a1fc9006159f1a15aa86078bb2daf5594cdf67f 100644
--- a/chrome/browser/profiles/profile_info_cache_unittest.cc
+++ b/chrome/browser/profiles/profile_info_cache_unittest.cc
@@ -639,6 +639,8 @@ TEST_F(ProfileInfoCacheTest, MigrateLegacyProfileNamesWithNewAvatarMenu) {
 
 TEST_F(ProfileInfoCacheTest,
        DontMigrateLegacyProfileNamesWithoutNewAvatarMenu) {
+  switches::DisableNewAvatarMenuForTesting(CommandLine::ForCurrentProcess());
+
   EXPECT_EQ(0U, GetCache()->GetNumberOfProfiles());
 
   base::string16 name_1 = ASCIIToUTF16("Default Profile");