Index: chrome/browser/ui/cocoa/tabpose_window.mm |
diff --git a/chrome/browser/ui/cocoa/tabpose_window.mm b/chrome/browser/ui/cocoa/tabpose_window.mm |
index 7f96f5945505af8b53ac6a745a1a691e3b25d859..d5d99f1d3d004bc9f1a52f81d0a59117cfa1d288 100644 |
--- a/chrome/browser/ui/cocoa/tabpose_window.mm |
+++ b/chrome/browser/ui/cocoa/tabpose_window.mm |
@@ -116,11 +116,7 @@ class ThumbnailLoader : public base::RefCountedThreadSafe<ThumbnailLoader> { |
} |
void ResetPaintingObserver() { |
- if (rwh_->painting_observer() != NULL) { |
- DCHECK(rwh_->painting_observer() == |
- g_browser_process->GetThumbnailGenerator()); |
- rwh_->set_painting_observer(NULL); |
- } |
+ g_browser_process->GetThumbnailGenerator()->MonitorRenderer(rwh_, false); |
} |
gfx::Size size_; |