Move DownloadTestObserver and friends down into content.

chrome/browser/download/download_test_file_chooser_observer.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_DOWNLOAD_DOWNLOAD_TEST_FILE_CHOOSER_OBSERVER_H_
+#define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_TEST_FILE_CHOOSER_OBSERVER_H_
+
+#include "base/memory/ref_counted.h"
+
+class Profile;
+
+namespace internal {
+class MockFileChooserDownloadManagerDelegate;
+}
+
+// Observes and overrides file chooser activity for a profile. By default, once
+// attached to a profile, this class overrides the default file chooser by
+// replacing the ChromeDownloadManagerDelegate associated with |profile|.
+// NOTE: Again, this overrides the ChromeDownloadManagerDelegate for |profile|.
+class DownloadTestFileChooserObserver {
+ public:
+  // Attaches to |profile|. By default file chooser dialogs will be disabled
+  // once attached. Call EnableFileChooser() to re-enable.
+  explicit DownloadTestFileChooserObserver(Profile* profile);
+  ~DownloadTestFileChooserObserver();
+
+  // Sets whether the file chooser dialog is enabled. If |enable| is false, any
+  // attempt to display a file chooser dialog will cause the download to be
+  // canceled. Otherwise, attempting to display a file chooser dialog will
+  // result in the download continuing with the suggested path.
+  void EnableFileChooser(bool enable);
+
+  // Returns true if a file chooser dialog was displayed since the last time
+  // this method was called.
+  bool TestAndResetDidShowFileChooser();
+
+ private:
+  scoped_refptr<internal::MockFileChooserDownloadManagerDelegate>
+      test_delegate_;
+};
+
+#endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_TEST_FILE_CHOOSER_OBSERVER_H_