Revert of mojo: Get mojo:leveldb and mojo:filesystem compiled into content.

components/leveldb/leveldb.gyp

-# 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.
-
-{
-  'variables': {
-    # This turns on e.g. the filename-based detection of which
-    # platforms to include source files on (e.g. files ending in
-    # _mac.h or _mac.cc are only compiled on MacOSX).
-    'chromium_code': 1,
-  },
-  'targets': [
-    {
-      # GN version: //components/leveldb:lib
-      'target_name': 'leveldb_lib',
-      'type': 'static_library',
-      'include_dirs': [
-        '../..',
-      ],
-      'sources': [
-        'env_mojo.cc',
-        'env_mojo.h',
-        'leveldb_database_impl.cc',
-        'leveldb_database_impl.h',
-        'leveldb_file_thread.cc',
-        'leveldb_file_thread.h',
-        'leveldb_service_impl.cc',
-        'leveldb_service_impl.h',
-        'util.cc',
-        'util.h',
-      ],
-      'dependencies': [
-        'leveldb_bindings_mojom',
-        '../../components/filesystem/filesystem.gyp:filesystem_lib',
-        '../../mojo/mojo_public.gyp:mojo_cpp_bindings',
-        '../../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
-      ]
-    },
-    {
-      # GN version: //components/leveldb/public/interfaces
-      'target_name': 'leveldb_bindings',
-      'type': 'static_library',
-      'dependencies': [
-        'leveldb_bindings_mojom',
-      ],
-    },
-    {
-      'target_name': 'leveldb_bindings_mojom',
-      'type': 'none',
-      'variables': {
-        'mojom_files': [
-          'public/interfaces/leveldb.mojom',
-        ],
-      },
-      'dependencies': [
-        '../../components/filesystem/filesystem.gyp:filesystem_bindings_mojom',
-      ],
-      'includes': [
-        '../../mojo/mojom_bindings_generator_explicit.gypi',
-      ],
-    }
-  ],
-}