Remove isPackageInstalled

It's not required to check whether package is installed before sending a
broadcast.

Change-Id: I132e49087faad28b637f98cf79d7ec56dcb26ecd
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index 3cc7b10..2f0e8c0 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -1749,16 +1749,6 @@
         }
     }
 
-    private boolean isPackageInstalled(String pkg, int userId) {
-        final ApplicationInfo info = mPm.getApplicationInfo(pkg,
-                PackageManager.GET_UNINSTALLED_PACKAGES,
-                userId);
-        if (info == null || (info.flags&ApplicationInfo.FLAG_INSTALLED) == 0) {
-            return false;
-        }
-        return true;
-    }
-
     /**
      * Removes the app restrictions file for a specific package and user id, if it exists.
      */
@@ -2201,20 +2191,18 @@
             }
         }
 
-        if (isPackageInstalled(packageName, userId)) {
-            // Notify package of changes via an intent - only sent to explicitly registered receivers.
-            Intent changeIntent = new Intent(Intent.ACTION_APPLICATION_RESTRICTIONS_CHANGED);
-            changeIntent.setPackage(packageName);
-            changeIntent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
-            mContext.sendBroadcastAsUser(changeIntent, new UserHandle(userId));
-        }
+        // Notify package of changes via an intent - only sent to explicitly registered receivers.
+        Intent changeIntent = new Intent(Intent.ACTION_APPLICATION_RESTRICTIONS_CHANGED);
+        changeIntent.setPackage(packageName);
+        changeIntent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
+        mContext.sendBroadcastAsUser(changeIntent, UserHandle.of(userId));
     }
 
     private int getUidForPackage(String packageName) {
         long ident = Binder.clearCallingIdentity();
         try {
             return mContext.getPackageManager().getApplicationInfo(packageName,
-                    PackageManager.GET_UNINSTALLED_PACKAGES).uid;
+                    PackageManager.MATCH_UNINSTALLED_PACKAGES).uid;
         } catch (NameNotFoundException nnfe) {
             return -1;
         } finally {