Fix bug with getLauncherActivities ignoring packageName.

Change-Id: Ica5817378a24cb4b68e2c99e37cd214d3fde8ba4
diff --git a/services/core/java/com/android/server/pm/LauncherAppsService.java b/services/core/java/com/android/server/pm/LauncherAppsService.java
index 27c7b39..6030d4d 100644
--- a/services/core/java/com/android/server/pm/LauncherAppsService.java
+++ b/services/core/java/com/android/server/pm/LauncherAppsService.java
@@ -144,6 +144,7 @@
 
         final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
         mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
+        mainIntent.setPackage(packageName);
         long ident = Binder.clearCallingIdentity();
         try {
             List<ResolveInfo> apps = mPm.queryIntentActivitiesAsUser(mainIntent, 0,