Revert of Remove sandbox/win/tools.

Revert of Remove sandbox/win/tools. (patchset #1 id:1 of https://codereview.chromium.org/2773333002/ )

Reason for revert:
Broke WinClang64 dbg build.

https://luci-logdog.appspot.com/v/?s=chromium%2Fbb%2Fchromium.win%2FWinClang64__dbg_%2F11236%2F%2B%2Frecipes%2Fsteps%2Fcompile%2F0%2Fstdout

C:\b\c\b\win_clang\src\sandbox\win\sandbox_poc\pocdll\handles.cc(7,10):  fatal error: 'sandbox/win/tools/finder/ntundoc.h' file not found
#include "sandbox/win/tools/finder/ntundoc.h"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.


Original issue's description:
> Remove sandbox/win/tools.
> 
> The files therein look unused, haven't been really touched since 2012, aren't
> referenced in any build files, and have some maintenance cost.
> 
> BUG=661774
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.win:win10_chromium_x64_rel_ng
> 
> Review-Url: https://codereview.chromium.org/2773333002
> Cr-Commit-Position: refs/heads/master@{#459696}
> Committed: https://chromium.googlesource.com/chromium/src/+/6625b2f764ae4efb0637215660500ba721b8a43d

TBR=wfh@chromium.org,thakis@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=661774

[tkent, 2017-03-27 03:40:11]

The CQ bit was checked by tkent@chromium.org

[tkent, 2017-03-27 03:40:12]

Created Revert of Remove sandbox/win/tools.

[commit-bot: I haz the power, 2017-03-27 03:40:31]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-03-27 03:41:50]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-03-27 03:41:51]

Failed to apply patch for sandbox/win/tools/finder/finder.cc:
While running git apply --index -p1;
  error: sandbox/win/tools/finder/finder.cc: already exists in index

Patch:   N   sandbox/win/tools/finder/finder.cc
Index: sandbox/win/tools/finder/finder.cc
diff --git a/sandbox/win/tools/finder/finder.cc
b/sandbox/win/tools/finder/finder.cc
new file mode 100644
index
0000000000000000000000000000000000000000..7753dd03e374cfd195cc4ab299c811ce3a410ac2
--- /dev/null
+++ b/sandbox/win/tools/finder/finder.cc
@@ -0,0 +1,61 @@
+// Copyright (c) 2006-2008 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 "sandbox/win/src/restricted_token.h"
+#include "sandbox/win/src/restricted_token_utils.h"
+#include "sandbox/win/tools/finder/finder.h"
+
+Finder::Finder() {
+  file_output_ = NULL;
+  object_type_ = 0;
+  access_type_ = 0;
+  memset(filesystem_stats_, 0, sizeof(filesystem_stats_));
+  memset(registry_stats_, 0, sizeof(registry_stats_));
+  memset(kernel_object_stats_, 0, sizeof(kernel_object_stats_));
+}
+
+Finder::~Finder() {
+}
+
+DWORD Finder::Init(sandbox::TokenLevel token_type,
+                   DWORD object_type,
+                   DWORD access_type,
+                   FILE *file_output) {
+  DWORD err_code = ERROR_SUCCESS;
+
+  err_code = InitNT();
+  if (ERROR_SUCCESS != err_code)
+    return err_code;
+
+  object_type_ = object_type;
+  access_type_ = access_type;
+  file_output_ = file_output;
+
+  err_code = sandbox::CreateRestrictedToken(token_type,
+                                            sandbox::INTEGRITY_LEVEL_LAST,
+                                            sandbox::PRIMARY, &token_handle_);
+  return err_code;
+}
+
+DWORD Finder::Scan() {
+  if (!token_handle_.IsValid()) {
+    return ERROR_NO_TOKEN;
+  }
+
+  if (object_type_ & kScanRegistry) {
+    ParseRegistry(HKEY_LOCAL_MACHINE, L"HKLM\\");
+    ParseRegistry(HKEY_USERS, L"HKU\\");
+    ParseRegistry(HKEY_CURRENT_CONFIG, L"HKCC\\");
+  }
+
+  if (object_type_ & kScanFileSystem) {
+    ParseFileSystem(L"\\\\?\\C:");
+  }
+
+  if (object_type_ & kScanKernelObjects) {
+    ParseKernelObjects(L"\\");
+  }
+
+  return ERROR_SUCCESS;
+}

[tkent, 2017-03-27 03:44:44]

It was already reverted. Closing.