Move non-browser specific ScreenshotTaker code to ui/snapshot.

chrome/browser/ui/ash/chrome_screenshot_grabber.h

+// Copyright 2014 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_ASH_CHROME_SCREENSHOT_GRABBER_H_
+#define CHROME_BROWSER_UI_ASH_CHROME_SCREENSHOT_GRABBER_H_
+
+#include "ash/screenshot_delegate.h"
+#include "chrome/browser/notifications/notification.h"
+#include "ui/snapshot/screenshot_grabber.h"
+
+class Profile;
+
+namespace ash {
+namespace test {
+class ChromeScreenshotGrabberTest;
+}  // namespace test
+}  // namespace ash
+
+class ChromeScreenshotGrabber : public ash::ScreenshotDelegate,
+                                public ui::ScreenshotGrabberDelegate,
+                                public ui::ScreenshotGrabberObserver {
+ public:
+  ChromeScreenshotGrabber();
+  ~ChromeScreenshotGrabber() override;
+
+  ui::ScreenshotGrabber* screenshot_grabber() {
+    return screenshot_grabber_.get();
+  }
+
+  // ash::ScreenshotDelegate:
+  void HandleTakeScreenshotForAllRootWindows() override;
+  void HandleTakePartialScreenshot(aura::Window* window,
+                                   const gfx::Rect& rect) override;
+  bool CanTakeScreenshot() override;
+
+  // ui::ScreenshotGrabberDelegate:
+  void PrepareFileAndRunOnBlockingPool(
+      const base::FilePath& path,
+      scoped_refptr<base::TaskRunner> blocking_task_runner,
+      const FileCallback& callback_on_blocking_pool) override;
+
+  // ui::ScreenshotGrabberObserver:
+  void OnScreenshotCompleted(ui::ScreenshotGrabberObserver::Result result,
+                             const base::FilePath& screenshot_path) override;
+
+ private:
+  friend class ash::test::ChromeScreenshotGrabberTest;
+
+#if defined(OS_CHROMEOS)
+  Notification* CreateNotification(
+      ui::ScreenshotGrabberObserver::Result screenshot_result,
+      const base::FilePath& screenshot_path);
+#endif
+
+  void SetProfileForTest(Profile* profile);
+  Profile* GetProfile();
+
+  scoped_ptr<ui::ScreenshotGrabber> screenshot_grabber_;
+  Profile* profile_for_test_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChromeScreenshotGrabber);
+};
+
+#endif  // CHROME_BROWSER_UI_ASH_CHROME_SCREENSHOT_GRABBER_H_