chromeos/user_manager: adds has_gaia_account to ash

Specifically ash::mojom::UserInfo. I'm going to need this to have ash call
into wallpaper code, which needs the gaia account.

BUG=756085
TEST=none

Change-Id: I9a9c1970bd3cd28ce36cca3d5ff919225dee8084
Reviewed-on: https://chromium-review.googlesource.com/c/1328564Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Scott Violet <sky@chromium.org>
Cr-Commit-Position: refs/heads/master@{#607300}

ash/public/interfaces/user_info.mojom

@@ -62,4 +62,6 @@ struct UserInfo {
   bool is_ephemeral;
   // True if the user is also the device owner.
   bool is_device_owner;
+  // True if the user has a gaia account.
+  bool has_gaia_account;
 };

chrome/browser/ui/ash/session_controller_client.cc

@@ -100,6 +100,7 @@ ash::mojom::UserSessionPtr UserToUserSession(const User& user) {
   session->user_info->display_email = user.display_email();
   session->user_info->is_ephemeral =
       UserManager::Get()->IsUserNonCryptohomeDataEphemeral(user.GetAccountId());
+  session->user_info->has_gaia_account = user.has_gaia_account();
   const AccountId& owner_id = UserManager::Get()->GetOwnerAccountId();
   session->user_info->is_device_owner =
       owner_id.is_valid() && owner_id == user.GetAccountId();

components/user_manager/user.cc

@@ -241,6 +241,26 @@ bool User::is_active() const {
   return is_active_;
 }
 
+bool User::has_gaia_account() const {
+  static_assert(user_manager::NUM_USER_TYPES == 9,
+                "NUM_USER_TYPES should equal 9");
+  switch (GetType()) {
+    case user_manager::USER_TYPE_REGULAR:
+    case user_manager::USER_TYPE_CHILD:
+      return true;
+    case user_manager::USER_TYPE_GUEST:
+    case user_manager::USER_TYPE_PUBLIC_ACCOUNT:
+    case user_manager::USER_TYPE_SUPERVISED:
+    case user_manager::USER_TYPE_KIOSK_APP:
+    case user_manager::USER_TYPE_ARC_KIOSK_APP:
+    case user_manager::USER_TYPE_ACTIVE_DIRECTORY:
+      return false;
+    default:
+      NOTREACHED();
+  }
+  return false;
+}
+
 void User::AddProfileCreatedObserver(base::OnceClosure on_profile_created) {
   DCHECK(!profile_is_created_);
   on_profile_created_observers_.push_back(std::move(on_profile_created));
@@ -459,24 +479,4 @@ UserType PublicAccountUser::GetType() const {
   return user_manager::USER_TYPE_PUBLIC_ACCOUNT;
 }
 
-bool User::has_gaia_account() const {
-  static_assert(user_manager::NUM_USER_TYPES == 9,
-                "NUM_USER_TYPES should equal 9");
-  switch (GetType()) {
-    case user_manager::USER_TYPE_REGULAR:
-    case user_manager::USER_TYPE_CHILD:
-      return true;
-    case user_manager::USER_TYPE_GUEST:
-    case user_manager::USER_TYPE_PUBLIC_ACCOUNT:
-    case user_manager::USER_TYPE_SUPERVISED:
-    case user_manager::USER_TYPE_KIOSK_APP:
-    case user_manager::USER_TYPE_ARC_KIOSK_APP:
-    case user_manager::USER_TYPE_ACTIVE_DIRECTORY:
-      return false;
-    default:
-      NOTREACHED();
-  }
-  return false;
-}
-
 }  // namespace user_manager

components/user_manager/user.h

@@ -185,6 +185,9 @@ class USER_MANAGER_EXPORT User : public UserInfo {
   // True if the user Profile is created.
   bool is_profile_created() const { return profile_is_created_; }
 
+  // True if user has google account (not a guest or managed user).
+  bool has_gaia_account() const;
+
   static User* CreatePublicAccountUserForTesting(const AccountId& account_id) {
     return CreatePublicAccountUser(account_id);
   }
@@ -274,9 +277,6 @@ class USER_MANAGER_EXPORT User : public UserInfo {
 
   void SetProfileIsCreated();
 
-  // True if user has google account (not a guest or managed user).
-  bool has_gaia_account() const;
-
   virtual void SetAffiliation(bool is_affiliated);
 
  private: