Revert "Revert "Remove ActivityManager calls with PM.mInstallLock held""

Added the missing import.

This reverts commit c51e725644be6d46e25c29e8774b542d52c29400.

Change-Id: Icd63619a12e10dee628e568a6200d429a9936cf0
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index 4541e2e..9c62b20 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -22,7 +22,6 @@
 import android.Manifest;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
-import android.annotation.SystemApi;
 import android.annotation.UserIdInt;
 import android.app.Activity;
 import android.app.ActivityManager;
@@ -32,7 +31,6 @@
 import android.app.IActivityManager;
 import android.app.IStopUserCallback;
 import android.app.KeyguardManager;
-import android.app.admin.DevicePolicyManager;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
@@ -78,6 +76,7 @@
 import android.util.Slog;
 import android.util.SparseArray;
 import android.util.SparseBooleanArray;
+import android.util.SparseIntArray;
 import android.util.TimeUtils;
 import android.util.Xml;
 
@@ -90,6 +89,7 @@
 import com.android.internal.util.XmlUtils;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.server.LocalServices;
+import com.android.server.am.UserState;
 
 import libcore.io.IoUtils;
 import libcore.util.Objects;
@@ -331,8 +331,8 @@
     @GuardedBy("mUsersLock")
     private boolean mForceEphemeralUsers;
 
-    @GuardedBy("mUsersLock")
-    private final SparseBooleanArray mUnlockingOrUnlockedUsers = new SparseBooleanArray();
+    @GuardedBy("mUserStates")
+    private final SparseIntArray mUserStates = new SparseIntArray();
 
     private static UserManagerService sInstance;
 
@@ -379,6 +379,7 @@
         mLocalService = new LocalService();
         LocalServices.addService(UserManagerInternal.class, mLocalService);
         mLockPatternUtils = new LockPatternUtils(mContext);
+        mUserStates.put(UserHandle.USER_SYSTEM, UserState.STATE_BOOTING);
     }
 
     void systemReady() {
@@ -2380,7 +2381,9 @@
         synchronized (mUsersLock) {
             mUsers.remove(userHandle);
             mIsUserManaged.delete(userHandle);
-            mUnlockingOrUnlockedUsers.delete(userHandle);
+        }
+        synchronized (mUserStates) {
+            mUserStates.delete(userHandle);
         }
         synchronized (mRestrictionsLock) {
             mBaseUserRestrictions.remove(userHandle);
@@ -3081,6 +3084,9 @@
                 pw.println();
                 pw.println("  Device managed: " + mIsDeviceManaged);
             }
+            synchronized (mUserStates) {
+                pw.println("  Started users state: " + mUserStates);
+            }
             // Dump some capabilities
             pw.println();
             pw.println("  Max users: " + UserManager.getMaxSupportedUsers());
@@ -3267,16 +3273,32 @@
         }
 
         @Override
-        public void setUserUnlockingOrUnlocked(int userId, boolean unlockingOrUnlocked) {
-            synchronized (mUsersLock) {
-                mUnlockingOrUnlockedUsers.put(userId, unlockingOrUnlocked);
+        public boolean isUserRunning(int userId) {
+            synchronized (mUserStates) {
+                return mUserStates.get(userId, -1) >= 0;
+            }
+        }
+
+        @Override
+        public void setUserState(int userId, int userState) {
+            synchronized (mUserStates) {
+                mUserStates.put(userId, userState);
+            }
+        }
+
+        @Override
+        public void removeUserState(int userId) {
+            synchronized (mUserStates) {
+                mUserStates.delete(userId);
             }
         }
 
         @Override
         public boolean isUserUnlockingOrUnlocked(int userId) {
-            synchronized (mUsersLock) {
-                return mUnlockingOrUnlockedUsers.get(userId);
+            synchronized (mUserStates) {
+                int state = mUserStates.get(userId, -1);
+                return (state == UserState.STATE_RUNNING_UNLOCKING)
+                        || (state == UserState.STATE_RUNNING_UNLOCKED);
             }
         }
     }