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third_party/WebKit/Source/core/inspector/InspectorPageAgent.h

Index: third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
diff --git a/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h b/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
index 665331f140b18398f3f24649ca37d77b14f74f61..4b78b6986223f8922521d70af619637e965d7bfa 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
@@ -134,9 +134,9 @@ class CORE_EXPORT InspectorPageAgent final
   Response stopScreencast() override;
   Response configureOverlay(Maybe<bool> suspended,
                             Maybe<String> message) override;
-  Response getLayoutMetrics(
-      std::unique_ptr<protocol::Page::LayoutViewport>*,
-      std::unique_ptr<protocol::Page::VisualViewport>*) override;
+  Response getLayoutMetrics(std::unique_ptr<protocol::Page::LayoutViewport>*,
+                            std::unique_ptr<protocol::Page::VisualViewport>*,
+                            std::unique_ptr<protocol::DOM::Rect>*) override;
 
   // InspectorInstrumentation API
   void didClearDocumentOfWindowObject(LocalFrame*);