[Mac] Fix Animation Issue With the Security State Decoration

chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm

Index: chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm b/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
index 0abd499bd72b97f083f837e5ec9ebd35a7afc4c6..644bb24e3e622d0d4708ff28042914b6d67a3796 100644
--- a/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
+++ b/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
@@ -131,6 +131,10 @@ bool SecurityStateBubbleDecoration::AnimatingOut() const {
   return !animation_.IsShowing() && animation_.GetCurrentValue() != 0.0;
 }
 
+void SecurityStateBubbleDecoration::ResetAnimation() {
+  animation_.Reset();
+}
+
 //////////////////////////////////////////////////////////////////
 // SecurityStateBubbleDecoration::LocationBarDecoration: