diff --git a/src/plugins/debugger/debuggertooltipmanager.cpp b/src/plugins/debugger/debuggertooltipmanager.cpp
index 1235adb7237..fad3fd09c01 100644
--- a/src/plugins/debugger/debuggertooltipmanager.cpp
+++ b/src/plugins/debugger/debuggertooltipmanager.cpp
@@ -692,13 +692,6 @@ bool DebuggerToolTipContext::isSame(const DebuggerToolTipContext &other) const
         && filesMatch(fileName, other.fileName);
 }
 
-void DebuggerToolTipContext::appendFormatRequest(DebuggerCommand *cmd) const
-{
-    cmd->arg("expression", expression);
-    cmd->arg("fileName", fileName);
-    cmd->arg("iname", iname);
-}
-
 QString DebuggerToolTipContext::toolTip() const
 {
     return DebuggerToolTipManager::tr("Expression %1 in function %2 from line %3 to %4")
diff --git a/src/plugins/debugger/debuggertooltipmanager.h b/src/plugins/debugger/debuggertooltipmanager.h
index 78f48d97692..33324ccf45e 100644
--- a/src/plugins/debugger/debuggertooltipmanager.h
+++ b/src/plugins/debugger/debuggertooltipmanager.h
@@ -49,7 +49,6 @@ public:
     bool isValid() const { return !expression.isEmpty(); }
     bool matchesFrame(const StackFrame &frame) const;
     bool isSame(const DebuggerToolTipContext &other) const;
-    void appendFormatRequest(DebuggerCommand *cmd) const;
     QString toolTip() const;
 
     QString fileName;