[Material][Mac] Flag and clean for 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 22c07a7b8f9bc805f7f842a81b3a082724321721..5cf77aae6fe8e4a9f30dc5a23bd3dde8cebd55a0 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
@@ -123,6 +123,10 @@ void SecurityStateBubbleDecoration::AnimateOut() {
   animation_.Hide();
 }
 
+void SecurityStateBubbleDecoration::ShowWithoutAnimation() {
+  animation_.Reset(1.0);
+}
+
 bool SecurityStateBubbleDecoration::HasAnimatedIn() const {
   return animation_.IsShowing() && animation_.GetCurrentValue() == 1.0;
 }