Merge "Skip legacy-fs-verity setup if file already has it" into qt-dev am:...

                if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling verity to " + filePath);

                final FileDescriptor fd = result.getUnownedFileDescriptor();

                try {

                    mInstaller.installApkVerity(filePath, fd, result.getContentSize());

                    final byte[] rootHash = VerityUtils.generateApkVerityRootHash(filePath);

                    try {

                        // A file may already have fs-verity, e.g. when reused during a split

                        // install. If the measurement succeeds, no need to attempt to set up.

                        mInstaller.assertFsverityRootHashMatches(filePath, rootHash);

                    } catch (InstallerException e) {

                        mInstaller.installApkVerity(filePath, fd, result.getContentSize());

                        mInstaller.assertFsverityRootHashMatches(filePath, rootHash);

                    }

                } finally {

                    IoUtils.closeQuietly(fd);

                }