Break up common_custom_types.mojom.

content/common/indexed_db/indexed_db.mojom

 // 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.
 
 // TODO: This will move to //third_party/WebKit when //content/child/indexed_db
 // is deleted but for now this will depend on //content/common types and so
 // so belongs here.
 
 module indexed_db.mojom;
 
-import "mojo/common/common_custom_types.mojom";
+import "mojo/common/file_path.mojom";
+import "mojo/common/string16.mojom";
+import "mojo/common/time.mojom";
 import "url/mojo/origin.mojom";
 
 enum CursorDirection {
   Next,
   NextNoDuplicate,
   Prev,
   PrevNoDuplicate,
 };
 
 enum DataLoss {
@@ skipping 293 matching lines @@
 };
 
 interface Factory {
   GetDatabaseNames(associated Callbacks callbacks, url.mojom.Origin origin);
   Open(associated Callbacks callbacks,
        associated DatabaseCallbacks database_callbacks, url.mojom.Origin origin,
        mojo.common.mojom.String16 name, int64 version, int64 transaction_id);
   DeleteDatabase(associated Callbacks callbacks, url.mojom.Origin origin,
                  mojo.common.mojom.String16 name);
 };