TreeModel: Move some base TreeItem code out-of-line

Avoid code explosion.

Change-Id: I7d239a4560e90b68cc4991341adf940a98776254
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/plugins/projectexplorer/toolchainoptionspage.cpp b/src/plugins/projectexplorer/toolchainoptionspage.cpp
index 0ae5a7e485..4482f4221a 100644
--- a/src/plugins/projectexplorer/toolchainoptionspage.cpp
+++ b/src/plugins/projectexplorer/toolchainoptionspage.cpp
@@ -293,8 +293,8 @@ void ToolChainOptionsWidget::removeToolChain(ToolChain *tc)
     }
 
     StaticTreeItem *parent = parentForToolChain(tc);
-    auto item = parent->findChildAtLevel<ToolChainTreeItem *>(1, [tc](ToolChainTreeItem *item) {
-        return item->toolChain == tc;
+    auto item = parent->findChildAtLevel(1, [tc](TreeItem *item) {
+        return static_cast<ToolChainTreeItem *>(item)->toolChain == tc;
     });
     m_model.destroyItem(item);