mojo leveldb: Add an iteration interface.

components/leveldb/BUILD.gn

 # 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.
 
 import("//mojo/public/mojo_application.gni")
 import("//mojo/public/mojo_application_manifest.gni")
 import("//testing/test.gni")
 
 source_set("lib") {
   sources = [
     "env_mojo.cc",
     "env_mojo.h",
     "leveldb_database_impl.cc",
     "leveldb_database_impl.h",
     "leveldb_mojo_proxy.cc",
     "leveldb_mojo_proxy.h",
     "leveldb_service_impl.cc",
     "leveldb_service_impl.h",
-    "util.cc",
-    "util.h",
   ]
 
   deps = [
     "//components/filesystem/public/interfaces",
+    "//components/leveldb/public/cpp",
     "//components/leveldb/public/interfaces",
     "//mojo/common",
     "//mojo/message_pump",
     "//mojo/platform_handle",
     "//mojo/shell/public/cpp",
     "//third_party/leveldatabase",
   ]
 }
 
 mojo_native_application("leveldb") {
@@ skipping 20 matching lines @@
 }
 
 mojo_application_manifest("manifest") {
   application_name = "leveldb"
   source = "manifest.json"
 }
 
 test("leveldb_service_unittests") {
   sources = [
     "leveldb_service_unittest.cc",
+    "remote_iterator_unittest.cc",
   ]
 
   deps = [
     "//base",
     "//components/filesystem/public/interfaces",
+    "//components/leveldb/public/cpp",
     "//components/leveldb/public/interfaces",
     "//mojo/common",
     "//mojo/platform_handle",
     "//mojo/public/cpp/bindings",
     "//mojo/shell/public/cpp:shell_test_support",
     "//mojo/shell/public/cpp:sources",
     "//mojo/shell/public/cpp/test:run_all_shelltests",
+    "//third_party/leveldatabase",
   ]
 
   data_deps = [
     ":test_manifest",
     ":leveldb",
     "//components/filesystem:filesystem",
   ]
 }
 
 mojo_application_manifest("test_manifest") {
   type = "exe"
   application_name = "leveldb_service_unittests"
   source = "test_manifest.json"
 }