Clean up IconLoader.

chrome/browser/icon_loader_auralinux.cc

Index: chrome/browser/icon_loader_auralinux.cc
diff --git a/chrome/browser/icon_loader_auralinux.cc b/chrome/browser/icon_loader_auralinux.cc
index c3b57ed8cfd9c37973be1a3cb5652144e442caf3..449d05771d76648cce40da5091ee722085971f86 100644
--- a/chrome/browser/icon_loader_auralinux.cc
+++ b/chrome/browser/icon_loader_auralinux.cc
@@ -46,5 +46,6 @@ void IconLoader::ReadIcon() {
   }
 
   target_task_runner_->PostTask(
-      FROM_HERE, base::Bind(&IconLoader::NotifyDelegate, this));
+      FROM_HERE, base::Bind(callback_, base::Passed(&image_), group_));
+  delete this;
 }