Move //mojo/shell to //shell

mojo/shell/android/apk/src/org/chromium/mojo_shell_apk/FileHelper.java

Index: mojo/shell/android/apk/src/org/chromium/mojo_shell_apk/FileHelper.java
diff --git a/mojo/shell/android/apk/src/org/chromium/mojo_shell_apk/FileHelper.java b/mojo/shell/android/apk/src/org/chromium/mojo_shell_apk/FileHelper.java
deleted file mode 100644
index 70f95e1f13dc5e37248b04ee9c123ba7fb10a00b..0000000000000000000000000000000000000000
--- a/mojo/shell/android/apk/src/org/chromium/mojo_shell_apk/FileHelper.java
+++ /dev/null
@@ -1,90 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.mojo_shell_apk;
-
-import android.content.Context;
-
-import java.io.BufferedInputStream;
-import java.io.BufferedOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipInputStream;
-
-/**
- * Helper methods for file extraction from APK assets and zip archives.
- */
-class FileHelper {
-    // Size of the buffer used in streaming file operations.
-    private static final int BUFFER_SIZE = 1024 * 1024;
-    // Prefix used when naming temporary files.
-    private static final String TEMP_FILE_PREFIX = "temp-";
-
-    static File extractFromAssets(Context context, String assetName, File outputDirectory)
-            throws IOException, FileNotFoundException {
-        // Make the original filename part of the temp file name.
-        // TODO(ppi): do we need to sanitize the suffix?
-        String suffix = "-" + assetName;
-        File outputFile = File.createTempFile(TEMP_FILE_PREFIX, suffix, outputDirectory);
-        BufferedInputStream inputStream = new BufferedInputStream(
-                context.getAssets().open(assetName));
-        writeStreamToFile(inputStream, outputFile);
-        inputStream.close();
-        return outputFile;
-    }
-
-    /**
-     * Extracts the file of the given extension from the archive. Throws FileNotFoundException if no
-     * matching file is found.
-     */
-    static File extractFromArchive(File archive, String suffixToMatch,
-            File outputDirectory) throws IOException, FileNotFoundException {
-        ZipInputStream zip = new ZipInputStream(new BufferedInputStream(new FileInputStream(
-                archive)));
-        ZipEntry entry;
-        while ((entry = zip.getNextEntry()) != null) {
-            if (entry.getName().endsWith(suffixToMatch)) {
-                // Make the original filename part of the temp file name.
-                // TODO(ppi): do we need to sanitize the suffix?
-                String suffix = "-" + new File(entry.getName()).getName();
-                File extractedFile = File.createTempFile(TEMP_FILE_PREFIX, suffix,
-                        outputDirectory);
-                writeStreamToFile(zip, extractedFile);
-                zip.close();
-                return extractedFile;
-            }
-        }
-        zip.close();
-        throw new FileNotFoundException();
-    }
-
-    /**
-     * Deletes a file or directory. Directory will be deleted even if not empty.
-     */
-    static void deleteRecursively(File file) {
-        if (file.isDirectory()) {
-            for (File child : file.listFiles()) {
-                deleteRecursively(child);
-            }
-        }
-        file.delete();
-    }
-
-    private static void writeStreamToFile(InputStream inputStream, File outputFile)
-            throws IOException {
-        byte[] buffer = new byte[BUFFER_SIZE];
-        OutputStream outputStream = new BufferedOutputStream(new FileOutputStream(outputFile));
-        int read;
-        while ((read = inputStream.read(buffer, 0, BUFFER_SIZE)) > 0) {
-            outputStream.write(buffer, 0, read);
-        }
-        outputStream.close();
-    }
-}