| Index: ios/chrome/app/chrome_overlay_window.h
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| diff --git a/ios/chrome/app/chrome_overlay_window.h b/ios/chrome/app/chrome_overlay_window.h
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| new file mode 100644
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| index 0000000000000000000000000000000000000000..4ba7c79ef407f7c2902896141b61701d63087600
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| --- /dev/null
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| +++ b/ios/chrome/app/chrome_overlay_window.h
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| @@ -0,0 +1,15 @@
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| +// Copyright 2015 The Chromium Authors. All rights reserved.
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| +// Use of this source code is governed by a BSD-style license that can be
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| +// found in the LICENSE file.
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| +
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| +#ifndef IOS_CHROME_APP_CHROME_OVERLAY_WINDOW_H_
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| +#define IOS_CHROME_APP_CHROME_OVERLAY_WINDOW_H_
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| +
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| +#import "ios/third_party/material_components_ios/src/components/OverlayWindow/src/MaterialOverlayWindow.h"
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| +
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| +// Tracks size classes changes and kTabModelTabDidFinishLoadingNotification
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| +// then reports to SizeClassRecorder and Breakpad.
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| +@interface ChromeOverlayWindow : MDCOverlayWindow
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| +@end
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| +
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| +#endif  // IOS_CHROME_APP_CHROME_OVERLAY_WINDOW_H_
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| 
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