Index: ash/launcher/launcher_button.cc |
diff --git a/ash/launcher/launcher_button.cc b/ash/launcher/launcher_button.cc |
index 26677aef06a7e55ea6ef5594d606a1eb4302d70d..7529f6f8f97683b638a4a610551793d1341fc471 100644 |
--- a/ash/launcher/launcher_button.cc |
+++ b/ash/launcher/launcher_button.cc |
@@ -67,7 +67,7 @@ class LauncherButtonAnimation : public ui::AnimationDelegate { |
void RemoveObserver(Observer* observer) { |
observers_.RemoveObserver(observer); |
- if (observers_.size() == 0) |
+ if (!observers_.might_have_observers()) |
animation_.Stop(); |
} |