Index: cc/trees/single_thread_proxy.cc |
diff --git a/cc/trees/single_thread_proxy.cc b/cc/trees/single_thread_proxy.cc |
index 157ecbeeb5ec4695591b26c69766a539a8227394..d21e6db441d29ca50a56819a31c6bb9d597ea0d6 100644 |
--- a/cc/trees/single_thread_proxy.cc |
+++ b/cc/trees/single_thread_proxy.cc |
@@ -259,6 +259,7 @@ void SingleThreadProxy::SetNeedsRedrawRectOnImplThread( |
// we can treat redraw requests more efficiently than CommitAndRedraw |
// requests. |
layer_tree_host_impl_->SetViewportDamage(damage_rect); |
+ DebugScopedSetMainThread main(this); |
SetNeedsCommit(); |
} |