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 b9e4a3d55b4ffd8350975d2fc6b3e327327191e2..b283cbe5fe95154b16014136ee4a3de92361114d 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_; |