Extract kArcEnabled preference from ArcSessionManager part 1.

chrome/browser/chromeos/arc/arc_util.cc

Index: chrome/browser/chromeos/arc/arc_util.cc
diff --git a/chrome/browser/chromeos/arc/arc_util.cc b/chrome/browser/chromeos/arc/arc_util.cc
index de722a70e63ff37ee2cf24ba237e3a0f4fc0cf71..e8a9b004753e7e9a4580b2285a489f5f06144fbb 100644
--- a/chrome/browser/chromeos/arc/arc_util.cc
+++ b/chrome/browser/chromeos/arc/arc_util.cc
@@ -9,7 +9,9 @@
 #include "chrome/browser/chromeos/login/users/chrome_user_manager.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/common/pref_names.h"
 #include "components/arc/arc_util.h"
+#include "components/prefs/pref_service.h"
 #include "components/user_manager/user.h"
 #include "components/user_manager/user_manager.h"
 
@@ -96,4 +98,23 @@ void DisallowArcForTesting() {
   g_disallow_for_testing = true;
 }
 
+bool IsArcPlayStoreEnabledForProfile(const Profile* profile) {
+  return IsArcAllowedForProfile(profile) &&
+         profile->GetPrefs()->GetBoolean(prefs::kArcEnabled);
+}
+
+bool IsArcPlayStoreEnabledPreferenceManagedForProfile(const Profile* profile) {
+  DCHECK(IsArcAllowedForProfile(profile));
+  return profile->GetPrefs()->IsManagedPreference(prefs::kArcEnabled);
+}
+
+void SetArcPlayStoreEnabledForProfile(Profile* profile, bool enabled) {
+  DCHECK(IsArcAllowedForProfile(profile));
+  if (IsArcPlayStoreEnabledPreferenceManagedForProfile(profile)) {
+    VLOG(1) << "Whether Google Play Store is enabled is managed. Do nothing.";

[xiyuan, 2017/02/17 17:45:40]

nit: Whether Google Play Store is enabled is managed. Do nothing.
=> Do nothing if Google-Play-Store-enabled pref is managed.

[hidehiko, 2017/02/20 18:18:44]

Done.

+    return;
+  }
+  profile->GetPrefs()->SetBoolean(prefs::kArcEnabled, enabled);
+}
+
 }  // namespace arc