Remove window_snapshot.*

chrome/browser/ui/window_snapshot/window_snapshot.h

-// 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.
-
-#ifndef CHROME_BROWSER_UI_WINDOW_SNAPSHOT_WINDOW_SNAPSHOT_H_
-#define CHROME_BROWSER_UI_WINDOW_SNAPSHOT_WINDOW_SNAPSHOT_H_
-
-#include <vector>
-
-#include "ui/gfx/native_widget_types.h"
-
-class PrefRegistrySimple;
-
-namespace gfx {
-class Rect;
-}
-
-namespace chrome {
-
-void RegisterScreenshotPrefs(PrefRegistrySimple* registry);
-
-// Grabs a snapshot of the rectangle area |snapshot_bounds| with respect to the
-// top left corner of the designated window and stores a PNG representation
-// into a byte vector. On Windows, |window| may be NULL to grab a snapshot of
-// the primary monitor. This takes into account calling user context (ie. checks
-// policy settings if taking screenshots is allowed), and is intended to be used
-// by browser code. If you need to take a screenshot for debugging purposes,
-// consider using ui::GrabWindowSnapshot.
-// Returns true if the operation is successful (ie. permitted).
-bool GrabWindowSnapshotForUser(gfx::NativeWindow window,
-                               std::vector<unsigned char>* png_representation,
-                               const gfx::Rect& snapshot_bounds);
-
-}  // namespace chrome
-
-#endif  // CHROME_BROWSER_UI_WINDOW_SNAPSHOT_WINDOW_SNAPSHOT_H_