Disable info bar animations during automated testing.

components/infobars/core/infobar_manager.h

Index: components/infobars/core/infobar_manager.h
diff --git a/components/infobars/core/infobar_manager.h b/components/infobars/core/infobar_manager.h
index a7a57e26107a6864b5892731e3b3caab9cbc5621..a3da3dbe8c52d0169ff5180e461a246bb58cccfd 100644
--- a/components/infobars/core/infobar_manager.h
+++ b/components/infobars/core/infobar_manager.h
@@ -93,6 +93,8 @@ class InfoBarManager {
   void AddObserver(Observer* obs);
   void RemoveObserver(Observer* obs);
 
+  bool animations_enabled() { return animations_enabled_; }

[Peter Kasting, 2017/02/23 00:33:56]

Nit: const

[samuong, 2017/02/23 00:45:26]

Done.

+
   // Returns the active entry ID.
   virtual int GetActiveEntryID() = 0;
 
@@ -110,6 +112,10 @@ class InfoBarManager {
   virtual void NotifyInfoBarAdded(InfoBar* infobar);
   virtual void NotifyInfoBarRemoved(InfoBar* infobar, bool animate);
 
+  void set_animations_enabled(bool animations_enabled) {

[Peter Kasting, 2017/02/23 00:33:56]

Nit: Looks like in this class non-virtuals are usually declared above virtuals,
so I'd do that here.

[samuong, 2017/02/23 00:45:26]

Done.

+    animations_enabled_ = animations_enabled;
+  }
+
  private:
   // InfoBars associated with this InfoBarManager.  We own these pointers.
   // However, this is not a ScopedVector, because we don't delete the infobars
@@ -122,6 +128,7 @@ class InfoBarManager {
 
   InfoBars infobars_;
   bool infobars_enabled_;
+  bool animations_enabled_;
 
   base::ObserverList<Observer, true> observer_list_;