Split up chrome/browser/policy subdirectory

chrome/browser/policy/user_policy_disk_cache.cc

Index: chrome/browser/policy/user_policy_disk_cache.cc
diff --git a/chrome/browser/policy/user_policy_disk_cache.cc b/chrome/browser/policy/user_policy_disk_cache.cc
deleted file mode 100644
index f20d06bdab40eb8deee7918b6cb7ef0a91619d0f..0000000000000000000000000000000000000000
--- a/chrome/browser/policy/user_policy_disk_cache.cc
+++ /dev/null
@@ -1,149 +0,0 @@
-// 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.
-
-#include "chrome/browser/policy/user_policy_disk_cache.h"
-
-#include "base/bind.h"
-#include "base/file_util.h"
-#include "base/logging.h"
-#include "base/metrics/histogram.h"
-#include "chrome/browser/policy/enterprise_metrics.h"
-#include "chrome/browser/policy/proto/device_management_local.pb.h"
-#include "content/public/browser/browser_thread.h"
-
-using content::BrowserThread;
-
-namespace em = enterprise_management;
-
-namespace {
-
-// Other places can sample on the same UMA counter, so make sure they all do
-// it on the same thread (UI).
-void SampleUMAOnUIThread(policy::MetricPolicy sample) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UMA_HISTOGRAM_ENUMERATION(policy::kMetricPolicy, sample,
-                            policy::kMetricPolicySize);
-}
-
-void SampleUMA(policy::MetricPolicy sample) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
-                          base::Bind(&SampleUMAOnUIThread, sample));
-}
-
-}  // namespace
-
-namespace policy {
-
-UserPolicyDiskCache::Delegate::~Delegate() {}
-
-UserPolicyDiskCache::UserPolicyDiskCache(
-    const base::WeakPtr<Delegate>& delegate,
-    const base::FilePath& backing_file_path)
-    : delegate_(delegate),
-      backing_file_path_(backing_file_path) {}
-
-void UserPolicyDiskCache::Load() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  bool ret = BrowserThread::PostTask(
-      BrowserThread::FILE, FROM_HERE,
-      base::Bind(&UserPolicyDiskCache::LoadOnFileThread, this));
-  DCHECK(ret);
-}
-
-void UserPolicyDiskCache::Store(
-    const em::CachedCloudPolicyResponse& policy) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  BrowserThread::PostTask(
-      BrowserThread::FILE, FROM_HERE,
-      base::Bind(&UserPolicyDiskCache::StoreOnFileThread, this, policy));
-}
-
-UserPolicyDiskCache::~UserPolicyDiskCache() {}
-
-void UserPolicyDiskCache::LoadOnFileThread() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-
-  em::CachedCloudPolicyResponse cached_response;
-  if (!file_util::PathExists(backing_file_path_)) {
-    LoadDone(LOAD_RESULT_NOT_FOUND, cached_response);
-    return;
-  }
-
-  // Read the protobuf from the file.
-  std::string data;
-  if (!file_util::ReadFileToString(backing_file_path_, &data)) {
-    LOG(WARNING) << "Failed to read policy data from "
-                 << backing_file_path_.value();
-    LoadDone(LOAD_RESULT_READ_ERROR, cached_response);
-    return;
-  }
-
-  // Decode it.
-  if (!cached_response.ParseFromArray(data.c_str(), data.size())) {
-    LOG(WARNING) << "Failed to parse policy data read from "
-                 << backing_file_path_.value();
-    LoadDone(LOAD_RESULT_PARSE_ERROR, cached_response);
-    return;
-  }
-
-  LoadDone(LOAD_RESULT_SUCCESS, cached_response);
-}
-
-void UserPolicyDiskCache::LoadDone(
-    LoadResult result,
-    const em::CachedCloudPolicyResponse& policy) {
-  BrowserThread::PostTask(
-      BrowserThread::UI, FROM_HERE,
-      base::Bind(&UserPolicyDiskCache::ReportResultOnUIThread, this,
-                 result, policy));
-}
-
-void UserPolicyDiskCache::ReportResultOnUIThread(
-    LoadResult result,
-    const em::CachedCloudPolicyResponse& policy) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  switch (result) {
-    case LOAD_RESULT_NOT_FOUND:
-      break;
-    case LOAD_RESULT_READ_ERROR:
-    case LOAD_RESULT_PARSE_ERROR:
-      SampleUMAOnUIThread(kMetricPolicyLoadFailed);
-      break;
-    case LOAD_RESULT_SUCCESS:
-      SampleUMAOnUIThread(kMetricPolicyLoadSucceeded);
-  }
-
-  if (delegate_.get())
-    delegate_->OnDiskCacheLoaded(result, policy);
-}
-
-void UserPolicyDiskCache::StoreOnFileThread(
-    const em::CachedCloudPolicyResponse& policy) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  std::string data;
-  if (!policy.SerializeToString(&data)) {
-    LOG(WARNING) << "Failed to serialize policy data";
-    SampleUMA(kMetricPolicyStoreFailed);
-    return;
-  }
-
-  if (!file_util::CreateDirectory(backing_file_path_.DirName())) {
-    LOG(WARNING) << "Failed to create directory "
-                 << backing_file_path_.DirName().value();
-    SampleUMA(kMetricPolicyStoreFailed);
-    return;
-  }
-
-  int size = data.size();
-  if (file_util::WriteFile(backing_file_path_, data.c_str(), size) != size) {
-    LOG(WARNING) << "Failed to write " << backing_file_path_.value();
-    SampleUMA(kMetricPolicyStoreFailed);
-    return;
-  }
-  SampleUMA(kMetricPolicyStoreSucceeded);
-}
-
-}  // namespace policy