arc: Start ARC for Public Session users.

components/arc/arc_util_unittest.cc

Index: components/arc/arc_util_unittest.cc
diff --git a/components/arc/arc_util_unittest.cc b/components/arc/arc_util_unittest.cc
index 51b8a41b6da4e649f4c50b639b528de784d2eb39..99c4b99f7e16c454af623c0337d407f027b80cbd 100644
--- a/components/arc/arc_util_unittest.cc
+++ b/components/arc/arc_util_unittest.cc
@@ -212,7 +212,7 @@ TEST_F(ArcUtilTest, IsArcAllowedForUser) {
   } const kTestCases[] = {
       {user_manager::USER_TYPE_REGULAR, true},
       {user_manager::USER_TYPE_GUEST, false},
-      {user_manager::USER_TYPE_PUBLIC_ACCOUNT, false},
+      {user_manager::USER_TYPE_PUBLIC_ACCOUNT, true},
       {user_manager::USER_TYPE_SUPERVISED, false},
       {user_manager::USER_TYPE_KIOSK_APP, false},
       {user_manager::USER_TYPE_CHILD, true},
@@ -235,8 +235,8 @@ TEST_F(ArcUtilTest, IsArcAllowedForUser) {
   ASSERT_TRUE(fake_user_manager.IsUserCryptohomeDataEphemeral(
       ephemeral_user->GetAccountId()));
 
-  // Ephemeral user is not allowed for ARC.
-  EXPECT_FALSE(IsArcAllowedForUser(ephemeral_user));
+  // Ephemeral user is also allowed for ARC.
+  EXPECT_TRUE(IsArcAllowedForUser(ephemeral_user));
 }
 
 TEST_F(ArcUtilTest, ArcStartModeDefault) {