Implement the inline signin confirmation bubble and mirror upgrade tutorial

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index bd63b9021f5bec66fcf199777b32a64dcea4e921..8790cbf6d705bc98942c6d028dcdb458895ebc76 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -1117,8 +1117,8 @@ const char kProfileGAIAInfoUpdateTime[] = "profile.gaia_info_update_time";
 // prevent the same picture from being downloaded multiple times.
 const char kProfileGAIAInfoPictureURL[] = "profile.gaia_info_picture_url";
 
-// Integer that specifies the number of times that we have shown the tutorial
-// card in the profile avatar bubble.
+// Integer that specifies the number of times that we have shown the upgrade
+// tutorial card in the avatar menu bubble.
 const char kProfileAvatarTutorialShown[] =
     "profile.avatar_bubble_tutorial_shown";