Add download_file_types.proto with ascii->binary conversion, as a resource.

chrome/common/safe_browsing/download_file_types.proto

+// Copyright 2016 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.
+
+syntax = "proto2";
+
+option optimize_for = LITE_RUNTIME;
+
+package safe_browsing;
+
+// See //chrome/browser/resources/safe_browsing/README.md for guidelines
+// on how to set fields in this file.
+
+// Next id: 5
+message DownloadFileType {
+  optional string extension = 1;  // required
+  optional int64 uma_value = 2;  // required
+  optional bool is_archive = 3;
+
+  enum DangerLevel {
+    NOT_DANGEROUS = 0;
+    ALLOW_ON_USER_GESTURE = 1;
+    DANGEROUS = 2;
+  }
+
+  enum AutoOpenHint {
+    ALLOW_AUTO_OPEN = 1;
+    DISALLOW_AUTO_OPEN = 2;
+  }
+
+  enum PlatformType {
+    PLATFORM_ANDROID = 1;
+    PLATFORM_CHROME_OS = 2;
+    PLATFORM_LINUX = 3;
+    PLATFORM_MAC = 4;
+    PLATFORM_WINDOWS = 5;
+  }
+
+  enum PingSetting {
+    SAMPLED_PING = 0;
+    NO_PING = 1;
+    FULL_PING = 2;
+  }
+
+  // TODO(nparker): Add a field describing what Chrome-internal unpacker
+  // should be used to scan this file type (DMG or zip are currently supported)
+
+  // Next id: 5
+  message PlatformSettings {
+    optional PlatformType platform = 1;
+    optional DangerLevel danger_level = 2;  // required
+    optional AutoOpenHint auto_open_hint = 3;  // required
+    optional PingSetting ping_setting = 4;  // required
+  };
+
+  repeated PlatformSettings platform_settings = 4; // required >= 1
+};
+
+// Next id: 5
+message DownloadFileTypeConfig {
+  optional uint32 version_id = 1;
+  optional float sampled_ping_probability = 2;
+  repeated DownloadFileType file_types = 3;
+  optional DownloadFileType default_file_type = 4;
+}