Implement issue #2367442: Please add API for manipulating installer
package names

Change-Id: I0563e896a47ae1a6e77aebc2d624fb1bde52ffbc
diff --git a/core/java/android/app/ApplicationPackageManager.java b/core/java/android/app/ApplicationPackageManager.java
index ce9501a..abb26e3 100644
--- a/core/java/android/app/ApplicationPackageManager.java
+++ b/core/java/android/app/ApplicationPackageManager.java
@@ -914,6 +914,16 @@
     }
 
     @Override
+    public void setInstallerPackageName(String targetPackage,
+            String installerPackageName) {
+        try {
+            mPM.setInstallerPackageName(targetPackage, installerPackageName);
+        } catch (RemoteException e) {
+            // Should never happen!
+        }
+    }
+
+    @Override
     public void movePackage(String packageName, IPackageMoveObserver observer, int flags) {
         try {
             mPM.movePackage(packageName, observer, flags);