Move webkit/blob to new locations.

webkit/blob/webkit_blob.gypi

-# Copyright (c) 2012 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.
-
-{
-  'variables': {
-    'webkit_blob_sources': [
-      '../blob/blob_data.cc',
-      '../blob/blob_data.h',
-      '../blob/blob_data_handle.cc',
-      '../blob/blob_data_handle.h',
-      '../blob/blob_storage_controller.cc',
-      '../blob/blob_storage_controller.h',
-      '../blob/blob_storage_context.cc',
-      '../blob/blob_storage_context.h',
-      '../blob/blob_storage_host.cc',
-      '../blob/blob_storage_host.h',
-      '../blob/blob_url_request_job.cc',
-      '../blob/blob_url_request_job.h',
-      '../blob/blob_url_request_job_factory.cc',
-      '../blob/blob_url_request_job_factory.h',
-      '../blob/local_file_stream_reader.cc',
-      '../blob/local_file_stream_reader.h',
-      '../blob/scoped_file.cc',
-      '../blob/scoped_file.h',
-      '../blob/shareable_file_reference.cc',
-      '../blob/shareable_file_reference.h',
-      '../blob/view_blob_internals_job.cc',
-      '../blob/view_blob_internals_job.h',
-    ],
-  },
-}