Use modern install method in backup service

Test: adb backup -apk myApp -f backup ; adb restore backup
Change-Id: I2bbcb0487ecc525a6dc8a2693b15ce624db275b0
diff --git a/core/java/android/app/ApplicationPackageManager.java b/core/java/android/app/ApplicationPackageManager.java
index 8641a21..82f2bac 100644
--- a/core/java/android/app/ApplicationPackageManager.java
+++ b/core/java/android/app/ApplicationPackageManager.java
@@ -64,7 +64,6 @@
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.LayerDrawable;
-import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -1683,22 +1682,6 @@
     }
 
     @Override
-    public void installPackage(Uri packageURI,
-            PackageInstallObserver observer, int flags, String installerPackageName) {
-        if (!"file".equals(packageURI.getScheme())) {
-            throw new UnsupportedOperationException("Only file:// URIs are supported");
-        }
-
-        final String originPath = packageURI.getPath();
-        try {
-            mPM.installPackageAsUser(originPath, observer.getBinder(), flags, installerPackageName,
-                    mContext.getUserId());
-        } catch (RemoteException e) {
-            throw e.rethrowFromSystemServer();
-        }
-    }
-
-    @Override
     public int installExistingPackage(String packageName) throws NameNotFoundException {
         return installExistingPackage(packageName, PackageManager.INSTALL_REASON_UNKNOWN);
     }
diff --git a/core/java/android/content/pm/IPackageManager.aidl b/core/java/android/content/pm/IPackageManager.aidl
index 56a0def..e319750 100644
--- a/core/java/android/content/pm/IPackageManager.aidl
+++ b/core/java/android/content/pm/IPackageManager.aidl
@@ -26,7 +26,6 @@
 import android.content.pm.InstantAppInfo;
 import android.content.pm.FeatureInfo;
 import android.content.pm.IDexModuleRegisterCallback;
-import android.content.pm.IPackageInstallObserver2;
 import android.content.pm.IPackageInstaller;
 import android.content.pm.IPackageDeleteObserver;
 import android.content.pm.IPackageDeleteObserver2;
@@ -222,13 +221,6 @@
     ParceledListSlice queryInstrumentation(
             String targetPackage, int flags);
 
-    /** @deprecated Use PackageInstaller instead */
-    void installPackageAsUser(in String originPath,
-            in IPackageInstallObserver2 observer,
-            int flags,
-            in String installerPackageName,
-            int userId);
-
     void finishPackageInstall(int token, boolean didLaunch);
 
     void setInstallerPackageName(in String targetPackage, in String installerPackageName);
diff --git a/core/java/android/content/pm/PackageInstaller.java b/core/java/android/content/pm/PackageInstaller.java
index 77c5743..df677d2 100644
--- a/core/java/android/content/pm/PackageInstaller.java
+++ b/core/java/android/content/pm/PackageInstaller.java
@@ -324,7 +324,14 @@
      */
     public int createSession(@NonNull SessionParams params) throws IOException {
         try {
-            return mInstaller.createSession(params, mInstallerPackageName, mUserId);
+            final String installerPackage;
+            if (params.installerPackageName == null) {
+                installerPackage = mInstallerPackageName;
+            } else {
+                installerPackage = params.installerPackageName;
+            }
+
+            return mInstaller.createSession(params, installerPackage, mUserId);
         } catch (RuntimeException e) {
             ExceptionUtils.maybeUnwrapIOException(e);
             throw e;
@@ -1081,6 +1088,8 @@
         public String volumeUuid;
         /** {@hide} */
         public String[] grantedRuntimePermissions;
+        /** {@hide} */
+        public String installerPackageName;
 
         /**
          * Construct parameters for a new package install session.
@@ -1109,6 +1118,7 @@
             abiOverride = source.readString();
             volumeUuid = source.readString();
             grantedRuntimePermissions = source.readStringArray();
+            installerPackageName = source.readString();
         }
 
         /**
@@ -1304,6 +1314,18 @@
             }
         }
 
+        /**
+         * Set the installer package for the app.
+         *
+         * By default this is the app that created the {@link PackageInstaller} object.
+         *
+         * @param installerPackageName name of the installer package
+         * {@hide}
+         */
+        public void setInstallerPackageName(String installerPackageName) {
+            this.installerPackageName = installerPackageName;
+        }
+
         /** {@hide} */
         public void dump(IndentingPrintWriter pw) {
             pw.printPair("mode", mode);
@@ -1319,6 +1341,7 @@
             pw.printPair("abiOverride", abiOverride);
             pw.printPair("volumeUuid", volumeUuid);
             pw.printPair("grantedRuntimePermissions", grantedRuntimePermissions);
+            pw.printPair("installerPackageName", installerPackageName);
             pw.println();
         }
 
@@ -1343,6 +1366,7 @@
             dest.writeString(abiOverride);
             dest.writeString(volumeUuid);
             dest.writeStringArray(grantedRuntimePermissions);
+            dest.writeString(installerPackageName);
         }
 
         public static final Parcelable.Creator<SessionParams>
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index 2d72632..5b85ce3 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -47,7 +47,6 @@
 import android.content.res.XmlResourceParser;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
-import android.net.Uri;
 import android.net.wifi.WifiManager;
 import android.os.Build;
 import android.os.Bundle;
@@ -4718,17 +4717,6 @@
     }
 
     /**
-     * @deprecated replaced by {@link PackageInstaller}
-     * @hide
-     */
-    @Deprecated
-    public abstract void installPackage(
-            Uri packageURI,
-            PackageInstallObserver observer,
-            @InstallFlags int flags,
-            String installerPackageName);
-
-    /**
      * If there is already an application with the given package name installed
      * on the system for other users, also install it for the calling user.
      * @hide
diff --git a/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java b/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java
index 7efe5ca..2c8b5b4 100644
--- a/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java
+++ b/services/backup/java/com/android/server/backup/restore/FullRestoreEngine.java
@@ -66,7 +66,6 @@
     // Task in charge of monitoring timeouts
     private final BackupRestoreTask mMonitorTask;
 
-    private final RestoreInstallObserver mInstallObserver = new RestoreInstallObserver();
     private final RestoreDeleteObserver mDeleteObserver = new RestoreDeleteObserver();
 
     // Dedicated observer, if any
@@ -249,13 +248,12 @@
                                     Slog.d(TAG, "APK file; installing");
                                 }
                                 // Try to install the app.
-                                String installerName = mPackageInstallers.get(pkg);
+                                String installerPackageName = mPackageInstallers.get(pkg);
                                 boolean isSuccessfullyInstalled = RestoreUtils.installApk(
-                                        instream, mBackupManagerService.getPackageManager(),
-                                        mInstallObserver, mDeleteObserver, mManifestSignatures,
-                                        mPackagePolicies, info, installerName,
-                                        bytesReadListener, mBackupManagerService.getDataDir()
-                                                                                         );
+                                        instream, mBackupManagerService.getContext(),
+                                        mDeleteObserver, mManifestSignatures,
+                                        mPackagePolicies, info, installerPackageName,
+                                        bytesReadListener);
                                 // good to go; promote to ACCEPT
                                 mPackagePolicies.put(pkg, isSuccessfullyInstalled
                                         ? RestorePolicy.ACCEPT
diff --git a/services/backup/java/com/android/server/backup/restore/PerformAdbRestoreTask.java b/services/backup/java/com/android/server/backup/restore/PerformAdbRestoreTask.java
index 3dc242f..54c2746 100644
--- a/services/backup/java/com/android/server/backup/restore/PerformAdbRestoreTask.java
+++ b/services/backup/java/com/android/server/backup/restore/PerformAdbRestoreTask.java
@@ -88,7 +88,6 @@
     private final String mDecryptPassword;
     private final AtomicBoolean mLatchObject;
     private final PackageManagerBackupAgent mPackageManagerBackupAgent;
-    private final RestoreInstallObserver mInstallObserver = new RestoreInstallObserver();
     private final RestoreDeleteObserver mDeleteObserver = new RestoreDeleteObserver();
 
     private IFullBackupRestoreObserver mObserver;
@@ -513,13 +512,11 @@
                                     Slog.d(TAG, "APK file; installing");
                                 }
                                 // Try to install the app.
-                                String installerName = mPackageInstallers.get(pkg);
-                                boolean isSuccessfullyInstalled = RestoreUtils.installApk(
-                                        instream, mBackupManagerService.getPackageManager(),
-                                        mInstallObserver, mDeleteObserver, mManifestSignatures,
-                                        mPackagePolicies, info, installerName,
-                                        bytesReadListener, mBackupManagerService.getDataDir()
-                                                                                         );
+                                String installerPackageName = mPackageInstallers.get(pkg);
+                                boolean isSuccessfullyInstalled = RestoreUtils.installApk(instream,
+                                        mBackupManagerService.getContext(),
+                                        mDeleteObserver, mManifestSignatures, mPackagePolicies,
+                                        info, installerPackageName, bytesReadListener);
                                 // good to go; promote to ACCEPT
                                 mPackagePolicies.put(pkg, isSuccessfullyInstalled
                                         ? RestorePolicy.ACCEPT
diff --git a/services/backup/java/com/android/server/backup/restore/RestoreInstallObserver.java b/services/backup/java/com/android/server/backup/restore/RestoreInstallObserver.java
deleted file mode 100644
index 3d506f1..0000000
--- a/services/backup/java/com/android/server/backup/restore/RestoreInstallObserver.java
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.server.backup.restore;
-
-import android.app.PackageInstallObserver;
-import android.os.Bundle;
-
-import com.android.internal.annotations.GuardedBy;
-
-import java.util.concurrent.atomic.AtomicBoolean;
-
-/**
- * Synchronous implementation of PackageInstallObserver.
- *
- * Allows the caller to synchronously wait for package install event.
- */
-public class RestoreInstallObserver extends PackageInstallObserver {
-
-    @GuardedBy("mDone")
-    private final AtomicBoolean mDone = new AtomicBoolean();
-
-    private String mPackageName;
-    private int mResult;
-
-    public RestoreInstallObserver() {
-    }
-
-    /**
-     * Resets the observer to prepare for another installation.
-     */
-    public void reset() {
-        synchronized (mDone) {
-            mDone.set(false);
-        }
-    }
-
-    /**
-     * Synchronously waits for completion.
-     */
-    public void waitForCompletion() {
-        synchronized (mDone) {
-            while (mDone.get() == false) {
-                try {
-                    mDone.wait();
-                } catch (InterruptedException e) {
-                }
-            }
-        }
-    }
-
-    /**
-     * Returns result code.
-     */
-    public int getResult() {
-        return mResult;
-    }
-
-    /**
-     * Returns installed package name.
-     */
-    public String getPackageName() {
-        return mPackageName;
-    }
-
-    @Override
-    public void onPackageInstalled(String packageName, int returnCode,
-            String msg, Bundle extras) {
-        synchronized (mDone) {
-            mResult = returnCode;
-            mPackageName = packageName;
-            mDone.set(true);
-            mDone.notifyAll();
-        }
-    }
-}
diff --git a/services/backup/java/com/android/server/backup/utils/RestoreUtils.java b/services/backup/java/com/android/server/backup/utils/RestoreUtils.java
index ee4201e..6e94a7e 100644
--- a/services/backup/java/com/android/server/backup/utils/RestoreUtils.java
+++ b/services/backup/java/com/android/server/backup/utils/RestoreUtils.java
@@ -19,23 +19,31 @@
 import static com.android.server.backup.RefactoredBackupManagerService.DEBUG;
 import static com.android.server.backup.RefactoredBackupManagerService.TAG;
 
+import android.content.Context;
+import android.content.IIntentReceiver;
+import android.content.IIntentSender;
+import android.content.Intent;
+import android.content.IntentSender;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageInfo;
+import android.content.pm.PackageInstaller;
+import android.content.pm.PackageInstaller.Session;
+import android.content.pm.PackageInstaller.SessionParams;
 import android.content.pm.PackageManager;
 import android.content.pm.Signature;
-import android.net.Uri;
+import android.os.Bundle;
+import android.os.IBinder;
 import android.os.Process;
 import android.util.Slog;
 
+import com.android.internal.annotations.GuardedBy;
 import com.android.server.backup.FileMetadata;
 import com.android.server.backup.restore.RestoreDeleteObserver;
-import com.android.server.backup.restore.RestoreInstallObserver;
 import com.android.server.backup.restore.RestorePolicy;
 
-import java.io.File;
-import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.OutputStream;
 import java.util.HashMap;
 
 /**
@@ -47,62 +55,66 @@
      * Reads apk contents from input stream and installs the apk.
      *
      * @param instream - input stream to read apk data from.
-     * @param packageManager - {@link PackageManager} instance.
-     * @param installObserver - {@link RestoreInstallObserver} instance.
+     * @param context - installing context
      * @param deleteObserver - {@link RestoreDeleteObserver} instance.
      * @param manifestSignatures - manifest signatures.
      * @param packagePolicies - package policies.
      * @param info - backup file info.
-     * @param installerPackage - installer package.
+     * @param installerPackageName - package name of installer.
      * @param bytesReadListener - listener to be called for counting bytes read.
-     * @param dataDir - directory where to create apk file.
      * @return true if apk was successfully read and installed and false otherwise.
      */
     // TODO: Refactor to get rid of unneeded params.
-    public static boolean installApk(InputStream instream, PackageManager packageManager,
-            RestoreInstallObserver installObserver, RestoreDeleteObserver deleteObserver,
+    public static boolean installApk(InputStream instream, Context context,
+            RestoreDeleteObserver deleteObserver,
             HashMap<String, Signature[]> manifestSignatures,
             HashMap<String, RestorePolicy> packagePolicies,
             FileMetadata info,
-            String installerPackage, BytesReadListener bytesReadListener,
-            File dataDir) {
+            String installerPackageName, BytesReadListener bytesReadListener) {
         boolean okay = true;
 
         if (DEBUG) {
             Slog.d(TAG, "Installing from backup: " + info.packageName);
         }
 
-        // The file content is an .apk file.  Copy it out to a staging location and
-        // attempt to install it.
-        File apkFile = new File(dataDir, info.packageName);
         try {
-            FileOutputStream apkStream = new FileOutputStream(apkFile);
-            byte[] buffer = new byte[32 * 1024];
-            long size = info.size;
-            while (size > 0) {
-                long toRead = (buffer.length < size) ? buffer.length : size;
-                int didRead = instream.read(buffer, 0, (int) toRead);
-                if (didRead >= 0) {
-                    bytesReadListener.onBytesRead(didRead);
+            LocalIntentReceiver receiver = new LocalIntentReceiver();
+            PackageManager packageManager = context.getPackageManager();
+            PackageInstaller installer = packageManager.getPackageInstaller();
+
+            SessionParams params = new SessionParams(SessionParams.MODE_FULL_INSTALL);
+            params.setInstallerPackageName(installerPackageName);
+            int sessionId = installer.createSession(params);
+            try {
+                try (Session session = installer.openSession(sessionId)) {
+                    try (OutputStream apkStream = session.openWrite(info.packageName, 0,
+                            info.size)) {
+                        byte[] buffer = new byte[32 * 1024];
+                        long size = info.size;
+                        while (size > 0) {
+                            long toRead = (buffer.length < size) ? buffer.length : size;
+                            int didRead = instream.read(buffer, 0, (int) toRead);
+                            if (didRead >= 0) {
+                                bytesReadListener.onBytesRead(didRead);
+                            }
+                            apkStream.write(buffer, 0, didRead);
+                            size -= didRead;
+                        }
+                    }
+
+                    session.commit(receiver.getIntentSender());
                 }
-                apkStream.write(buffer, 0, didRead);
-                size -= didRead;
+            } catch (Exception t) {
+                installer.abandonSession(sessionId);
+
+                throw t;
             }
-            apkStream.close();
 
-            // make sure the installer can read it
-            apkFile.setReadable(true, false);
+            Intent result = receiver.getResult();
+            int status = result.getIntExtra(PackageInstaller.EXTRA_STATUS,
+                    PackageInstaller.STATUS_FAILURE);
 
-            // Now install it
-            Uri packageUri = Uri.fromFile(apkFile);
-            installObserver.reset();
-            // TODO: PackageManager.installPackage() is deprecated, refactor.
-            packageManager.installPackage(packageUri, installObserver,
-                    PackageManager.INSTALL_REPLACE_EXISTING | PackageManager.INSTALL_FROM_ADB,
-                    installerPackage);
-            installObserver.waitForCompletion();
-
-            if (installObserver.getResult() != PackageManager.INSTALL_SUCCEEDED) {
+            if (status != PackageInstaller.STATUS_SUCCESS) {
                 // The only time we continue to accept install of data even if the
                 // apk install failed is if we had already determined that we could
                 // accept the data regardless.
@@ -112,10 +124,12 @@
             } else {
                 // Okay, the install succeeded.  Make sure it was the right app.
                 boolean uninstall = false;
-                if (!installObserver.getPackageName().equals(info.packageName)) {
+                final String installedPackageName = result.getStringExtra(
+                        PackageInstaller.EXTRA_PACKAGE_NAME);
+                if (!installedPackageName.equals(info.packageName)) {
                     Slog.w(TAG, "Restore stream claimed to include apk for "
                             + info.packageName + " but apk was really "
-                            + installObserver.getPackageName());
+                            + installedPackageName);
                     // delete the package we just put in place; it might be fraudulent
                     okay = false;
                     uninstall = true;
@@ -161,7 +175,7 @@
                 if (uninstall) {
                     deleteObserver.reset();
                     packageManager.deletePackage(
-                            installObserver.getPackageName(),
+                            installedPackageName,
                             deleteObserver, 0);
                     deleteObserver.waitForCompletion();
                 }
@@ -169,10 +183,44 @@
         } catch (IOException e) {
             Slog.e(TAG, "Unable to transcribe restored apk for install");
             okay = false;
-        } finally {
-            apkFile.delete();
         }
 
         return okay;
     }
+
+    private static class LocalIntentReceiver {
+        private final Object mLock = new Object();
+
+        @GuardedBy("mLock")
+        private Intent mResult = null;
+
+        private IIntentSender.Stub mLocalSender = new IIntentSender.Stub() {
+            @Override
+            public void send(int code, Intent intent, String resolvedType, IBinder whitelistToken,
+                    IIntentReceiver finishedReceiver, String requiredPermission, Bundle options) {
+                synchronized (mLock) {
+                    mResult = intent;
+                    mLock.notifyAll();
+                }
+            }
+        };
+
+        public IntentSender getIntentSender() {
+            return new IntentSender((IIntentSender) mLocalSender);
+        }
+
+        public Intent getResult() {
+            synchronized (mLock) {
+                while (mResult == null) {
+                    try {
+                        mLock.wait();
+                    } catch (InterruptedException e) {
+                        // ignored
+                    }
+                }
+
+                return mResult;
+            }
+        }
+    }
 }
diff --git a/services/core/java/com/android/server/pm/PackageInstallerService.java b/services/core/java/com/android/server/pm/PackageInstallerService.java
index 14128a7..16fae99 100644
--- a/services/core/java/com/android/server/pm/PackageInstallerService.java
+++ b/services/core/java/com/android/server/pm/PackageInstallerService.java
@@ -415,7 +415,12 @@
             params.installFlags |= PackageManager.INSTALL_FROM_ADB;
 
         } else {
-            mAppOps.checkPackage(callingUid, installerPackageName);
+            // Only apps with INSTALL_PACKAGES are allowed to set an installer that is not the
+            // caller.
+            if (mContext.checkCallingOrSelfPermission(Manifest.permission.INSTALL_PACKAGES) !=
+                    PackageManager.PERMISSION_GRANTED) {
+                mAppOps.checkPackage(callingUid, installerPackageName);
+            }
 
             params.installFlags &= ~PackageManager.INSTALL_FROM_ADB;
             params.installFlags &= ~PackageManager.INSTALL_ALL_USERS;
diff --git a/services/core/java/com/android/server/pm/PackageInstallerSession.java b/services/core/java/com/android/server/pm/PackageInstallerSession.java
index 5cf08dc..5577de8 100644
--- a/services/core/java/com/android/server/pm/PackageInstallerSession.java
+++ b/services/core/java/com/android/server/pm/PackageInstallerSession.java
@@ -346,13 +346,14 @@
                 || (isSelfUpdatePermissionGranted
                     && mPm.getPackageUid(mPackageName, 0, userId) == mInstallerUid);
         final boolean isInstallerRoot = (mInstallerUid == Process.ROOT_UID);
+        final boolean isInstallerSystem = (mInstallerUid == Process.SYSTEM_UID);
         final boolean forcePermissionPrompt =
                 (params.installFlags & PackageManager.INSTALL_FORCE_PERMISSION_PROMPT) != 0;
 
         // Device owners and affiliated profile owners  are allowed to silently install packages, so
         // the permission check is waived if the installer is the device owner.
         return forcePermissionPrompt || !(isPermissionGranted || isInstallerRoot
-                || isInstallerDeviceOwnerOrAffiliatedProfileOwnerLocked());
+                || isInstallerSystem || isInstallerDeviceOwnerOrAffiliatedProfileOwnerLocked());
     }
 
     public PackageInstallerSession(PackageInstallerService.InternalCallback callback,
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 1157af4..21c00ca 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -13141,80 +13141,6 @@
         }
     }
 
-    @Override
-    public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer,
-            int installFlags, String installerPackageName, int userId) {
-        mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null);
-
-        final int callingUid = Binder.getCallingUid();
-        mPermissionManager.enforceCrossUserPermission(callingUid, userId,
-                true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser");
-
-        if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) {
-            try {
-                if (observer != null) {
-                    observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null);
-                }
-            } catch (RemoteException re) {
-            }
-            return;
-        }
-
-        if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) {
-            installFlags |= PackageManager.INSTALL_FROM_ADB;
-
-        } else {
-            // Caller holds INSTALL_PACKAGES permission, so we're less strict
-            // about installerPackageName.
-
-            installFlags &= ~PackageManager.INSTALL_FROM_ADB;
-            installFlags &= ~PackageManager.INSTALL_ALL_USERS;
-        }
-
-        UserHandle user;
-        if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) {
-            user = UserHandle.ALL;
-        } else {
-            user = new UserHandle(userId);
-        }
-
-        // Only system components can circumvent runtime permissions when installing.
-        if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0
-                && mContext.checkCallingOrSelfPermission(Manifest.permission
-                .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) {
-            throw new SecurityException("You need the "
-                    + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission "
-                    + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag");
-        }
-
-        if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0
-                || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) {
-            throw new IllegalArgumentException(
-                    "New installs into ASEC containers no longer supported");
-        }
-
-        final File originFile = new File(originPath);
-        final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile);
-
-        final Message msg = mHandler.obtainMessage(INIT_COPY);
-        final VerificationInfo verificationInfo = new VerificationInfo(
-                null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid);
-        final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer,
-                installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user,
-                null /*packageAbiOverride*/, null /*grantedPermissions*/,
-                null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN);
-        params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params));
-        msg.obj = params;
-
-        Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser",
-                System.identityHashCode(msg.obj));
-        Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall",
-                System.identityHashCode(msg.obj));
-
-        mHandler.sendMessage(msg);
-    }
-
-
     /**
      * Ensure that the install reason matches what we know about the package installer (e.g. whether
      * it is acting on behalf on an enterprise or the user).
diff --git a/services/tests/servicestests/src/com/android/server/backup/testutils/PackageManagerStub.java b/services/tests/servicestests/src/com/android/server/backup/testutils/PackageManagerStub.java
index c7fd551..9cac536 100644
--- a/services/tests/servicestests/src/com/android/server/backup/testutils/PackageManagerStub.java
+++ b/services/tests/servicestests/src/com/android/server/backup/testutils/PackageManagerStub.java
@@ -1,6 +1,5 @@
 package com.android.server.backup.testutils;
 
-import android.app.PackageInstallObserver;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -32,7 +31,6 @@
 import android.content.res.XmlResourceParser;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
-import android.net.Uri;
 import android.os.Handler;
 import android.os.UserHandle;
 import android.os.storage.VolumeInfo;
@@ -622,12 +620,6 @@
     }
 
     @Override
-    public void installPackage(Uri packageURI, PackageInstallObserver observer, int flags,
-            String installerPackageName) {
-
-    }
-
-    @Override
     public int installExistingPackage(String packageName)
             throws NameNotFoundException {
         return 0;
diff --git a/test-mock/src/android/test/mock/MockPackageManager.java b/test-mock/src/android/test/mock/MockPackageManager.java
index ce8019f..7207ebc 100644
--- a/test-mock/src/android/test/mock/MockPackageManager.java
+++ b/test-mock/src/android/test/mock/MockPackageManager.java
@@ -1090,15 +1090,6 @@
      * @hide
      */
     @Override
-    public void installPackage(Uri packageURI, PackageInstallObserver observer,
-            int flags, String installerPackageName) {
-        throw new UnsupportedOperationException();
-    }
-
-    /**
-     * @hide
-     */
-    @Override
     public void addCrossProfileIntentFilter(IntentFilter filter, int sourceUserId, int targetUserId,
             int flags) {
         throw new UnsupportedOperationException();
diff --git a/tests/permission/src/com/android/framework/permission/tests/PmPermissionsTests.java b/tests/permission/src/com/android/framework/permission/tests/PmPermissionsTests.java
index 93aa555..b39db61 100644
--- a/tests/permission/src/com/android/framework/permission/tests/PmPermissionsTests.java
+++ b/tests/permission/src/com/android/framework/permission/tests/PmPermissionsTests.java
@@ -71,18 +71,6 @@
     private class TestInstallObserver extends PackageInstallObserver {
     }
 
-    @SmallTest
-    public void testInstallPackage() {
-        TestInstallObserver observer = new TestInstallObserver();
-        try {
-            mPm.installPackage(null, observer, 0, null);
-            fail("PackageManager.installPackage" +
-                    "did not throw SecurityException as expected");
-        } catch (SecurityException e) {
-            // expected
-        }
-    }
-
     /*
      * This test verifies that PackageManger.freeStorage
      * enforces permission android.permission.CLEAR_APP_CACHE