Remap MIME type when loading download items from history db

chrome/android/java/src/org/chromium/chrome/browser/download/ChromeDownloadDelegate.java

 // Copyright 2015 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.chrome.browser.download;
 
 import android.Manifest.permission;
 import android.app.Activity;
 import android.app.DownloadManager;
 import android.content.Context;
@@ skipping 411 matching lines @@
      * @param mimeType MIME type provided by the server.
      * @param url URL of the data being loaded.
      * @param filename file name obtained from content disposition header
      * @return The MIME type that should be used for this data.
      */
     static String remapGenericMimeType(String mimeType, String url, String filename) {
         // If we have one of "generic" MIME types, try to deduce
         // the right MIME type from the file extension (if any):
         if (mimeType == null || mimeType.isEmpty() || "text/plain".equals(mimeType)
                 || "application/octet-stream".equals(mimeType)
+                || "binary/octet-stream".equals(mimeType)
                 || "octet/stream".equals(mimeType)
                 || "application/force-download".equals(mimeType)
                 || "application/unknown".equals(mimeType)) {
 
             String extension = getFileExtension(url, filename);
             String newMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
             if (newMimeType != null) {
                 mimeType = newMimeType;
             } else if (extension.equals("dm")) {
                 mimeType = OMADownloadHandler.OMA_DRM_MESSAGE_MIME;
@@ skipping 120 matching lines @@
     private static native String nativeGetDownloadWarningText(String filename);
     private static native boolean nativeIsDownloadDangerous(String filename);
     private static native void nativeDangerousDownloadValidated(
             Object tab, String downloadGuid, boolean accept);
     private static native void nativeLaunchDownloadOverwriteInfoBar(ChromeDownloadDelegate delegate,
             Tab tab, DownloadInfo downloadInfo, String fileName, String dirName,
             String dirFullPath);
     private static native void nativeLaunchPermissionUpdateInfoBar(
             Tab tab, String permission, long callbackId);
 }