Remove window_snapshot.*

chrome/browser/ui/window_snapshot/window_snapshot.cc

-// 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/ui/window_snapshot/window_snapshot.h"
-
-#include "base/prefs/pref_registry_simple.h"
-#include "base/prefs/pref_service.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/common/pref_names.h"
-#include "ui/snapshot/snapshot.h"
-
-namespace chrome {
-
-bool GrabWindowSnapshotForUser(
-    gfx::NativeWindow window,
-    std::vector<unsigned char>* png_representation,
-    const gfx::Rect& snapshot_bounds) {
-  if (g_browser_process->local_state()->GetBoolean(prefs::kDisableScreenshots))
-    return false;
-  return ui::GrabWindowSnapshot(window, png_representation,
-      snapshot_bounds);
-}
-
-void RegisterScreenshotPrefs(PrefRegistrySimple* registry) {
-  registry->RegisterBooleanPref(prefs::kDisableScreenshots, false);
-}
-
-}  // namespace chrome