| Index: content/browser/renderer_host/render_widget_host_view_base.cc
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| diff --git a/content/browser/renderer_host/render_widget_host_view_base.cc b/content/browser/renderer_host/render_widget_host_view_base.cc
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| index 8347b6d57fa0e6a66ff7b3e4051fb76b87162380..280b80341739dcdba3a48445172de810d7e85c9e 100644
 | 
| --- a/content/browser/renderer_host/render_widget_host_view_base.cc
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| +++ b/content/browser/renderer_host/render_widget_host_view_base.cc
 | 
| @@ -292,7 +292,8 @@ void RenderWidgetHostViewBase::MovePluginWindowsHelper(
 | 
|  
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|        // Note: System will own the hrgn after we call SetWindowRgn,
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|        // so we don't need to call DeleteObject(hrgn)
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| -      ::SetWindowRgn(window, hrgn, !move.clip_rect.IsEmpty());
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| +      ::SetWindowRgn(window, hrgn,
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| +                     !move.clip_rect.IsEmpty() && (flags & SWP_NOREDRAW) == 0);
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|  
 | 
|  #if defined(USE_AURA)
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|        // When using the software compositor, if the clipping rectangle is empty
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| 
 |