blimp: Update animation policy for images on the blimp engine.

blimp/engine/app/settings_manager.cc

Index: blimp/engine/app/settings_manager.cc
diff --git a/blimp/engine/app/settings_manager.cc b/blimp/engine/app/settings_manager.cc
index baf0a094cadbef6970cde0f6f4305cdaafd1c358..f8b9f63f0d162c9f87c7ec211c83dbaaa58671c4 100644
--- a/blimp/engine/app/settings_manager.cc
+++ b/blimp/engine/app/settings_manager.cc
@@ -22,9 +22,8 @@ void SettingsManager::RemoveObserver(Observer* observer) {
 }
 
 void SettingsManager::UpdateWebkitPreferences(content::WebPreferences* prefs) {
-  DCHECK(prefs);
-
   prefs->record_whole_document = settings_.record_whole_document;
+  prefs->animation_policy = settings_.animation_policy;
 }
 
 const EngineSettings& SettingsManager::GetEngineSettings() const {