Revert of Adds resource_provider::ResourceProvider

components/resource_provider/resource_provider_impl.cc

-// Copyright 2015 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.
-
-#include "components/resource_provider/resource_provider_impl.h"
-
-#include "base/bind.h"
-#include "base/files/file_util.h"
-#include "base/location.h"
-#include "base/logging.h"
-#include "components/resource_provider/file_utils.h"
-#include "mojo/platform_handle/platform_handle_functions.h"
-
-using mojo::ScopedHandle;
-
-namespace resource_provider {
-namespace {
-
-ScopedHandle GetHandleForPath(const base::FilePath& path) {
-  if (path.empty())
-    return ScopedHandle();
-
-  ScopedHandle to_pass;
-  base::File file(path, base::File::FLAG_OPEN | base::File::FLAG_READ);
-  if (!file.IsValid())
-    return ScopedHandle();
-
-  MojoHandle mojo_handle;
-  if (MojoCreatePlatformHandleWrapper(file.TakePlatformFile(), &mojo_handle) !=
-      MOJO_RESULT_OK)
-    return ScopedHandle();
-
-  return ScopedHandle(mojo::Handle(mojo_handle)).Pass();
-}
-
-}  // namespace
-
-ResourceProviderImpl::ResourceProviderImpl(
-    const base::FilePath& application_path)
-    : application_path_(application_path) {
-  CHECK(!application_path_.empty());
-}
-
-ResourceProviderImpl::~ResourceProviderImpl() {
-}
-
-void ResourceProviderImpl::GetResources(mojo::Array<mojo::String> paths,
-                                        const GetResourcesCallback& callback) {
-  mojo::Array<mojo::ScopedHandle> handles;
-  if (!paths.is_null()) {
-    handles.resize(paths.size());
-    for (size_t i = 0; i < paths.size(); ++i) {
-      handles[i] = GetHandleForPath(
-          GetPathForResourceNamed(application_path_, paths[i]));
-    }
-  }
-  callback.Run(handles.Pass());
-}
-
-}  // namespace resource_provider