| Index: third_party/WebKit/Source/web/PageOverlay.cpp | 
| diff --git a/third_party/WebKit/Source/web/PageOverlay.cpp b/third_party/WebKit/Source/web/PageOverlay.cpp | 
| index f44e6ffba1010fc9666b377b10e7a11b07416844..944e97743ac43d689b3440b0466b86c1434b5ebe 100644 | 
| --- a/third_party/WebKit/Source/web/PageOverlay.cpp | 
| +++ b/third_party/WebKit/Source/web/PageOverlay.cpp | 
| @@ -85,8 +85,7 @@ void PageOverlay::update() | 
| devTools->willAddPageOverlay(m_layer.get()); | 
|  | 
| // This is required for contents of overlay to stay in sync with the page while scrolling. | 
| -        WebLayer* platformLayer = m_layer->platformLayer(); | 
| -        platformLayer->addMainThreadScrollingReasons(MainThreadScrollingReason::kPageOverlay); | 
| +        m_layer->setMainThreadScrollingReasons(MainThreadScrollingReason::kPageOverlay); | 
| page->frameHost().visualViewport().containerLayer()->addChild(m_layer.get()); | 
| } | 
|  | 
|  |