1 files changed, 1 insertions, 0 deletions
diff --git a/src/core/web_contents_delegate_qt.h b/src/core/web_contents_delegate_qt.h
index bfef9a1df..8a9d8be1b 100644
--- a/src/core/web_contents_delegate_qt.h
+++ b/src/core/web_contents_delegate_qt.h
@@ -168,6 +168,7 @@ public:
     void OnVisibilityChanged(content::Visibility visibility) override;
     void DidFirstVisuallyNonEmptyPaint() override;
     void ActivateContents(content::WebContents* contents) override;
+    bool ShouldNavigateOnBackForwardMouseButtons() override;
 
     void didFailLoad(const QUrl &url, int errorCode, const QString &errorDescription);
     void overrideWebPreferences(content::WebContents *, content::WebPreferences*);