[Mac, Win] Show a user manager tutorial once per profile.

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 ec4a59301a30874d6b0d3a8ff1afa590b8a7d6c2..b66d4595d46fe6c561ea370f9306f1587ea37776 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -1939,6 +1939,10 @@ const char kSignInPromoShowNTPBubble[] = "sync_promo.show_ntp_bubble";
 const char kProfileAvatarTutorialShown[] =
     "profile.avatar_bubble_tutorial_shown";
 
+// Boolean that specifies whether we have shown the user manager tutorial.
+const char kProfileUserManagerTutorialShown[] =
+    "profile.user_manager_tutorial_shown";

[gab, 2014/03/14 16:43:58]

This is the LOCAL STATE section (see line 1305) is this pref (and the
surrounding prefs) meant to be saved in local state; from this CL it seems like
it's a per profile pref.

[noms (inactive), 2014/03/14 18:24:36]

Done. Moved these 4 preferences next to their profiles brethren.
On 2014/03/14 16:43:58, gab wrote:

+
 // Time when the user's GAIA info was last updated (represented as an int64).
 const char kProfileGAIAInfoUpdateTime[] = "profile.gaia_info_update_time";