[Mac] App Menu Animated Icon

chrome/browser/ui/cocoa/browser_window_controller.mm

Index: chrome/browser/ui/cocoa/browser_window_controller.mm
diff --git a/chrome/browser/ui/cocoa/browser_window_controller.mm b/chrome/browser/ui/cocoa/browser_window_controller.mm
index 7ca369af261a2657a73009c30b823eb8c8830ec4..a7eb1b93463a76010084f9c4e11c4740d663b717 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller.mm
+++ b/chrome/browser/ui/cocoa/browser_window_controller.mm
@@ -77,6 +77,7 @@
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_view.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_view.h"
+#import "chrome/browser/ui/cocoa/toolbar/app_toolbar_button.h"
 #import "chrome/browser/ui/cocoa/toolbar/toolbar_controller.h"
 #import "chrome/browser/ui/cocoa/translate/translate_bubble_controller.h"
 #include "chrome/browser/ui/exclusive_access/fullscreen_controller.h"
@@ -1525,6 +1526,12 @@ bool IsTabDetachingInFullscreenEnabled() {
 - (void)onTabInsertedInForeground:(BOOL)inForeground {
   if ([self isInAnyFullscreenMode] && !inForeground)
     [[self fullscreenToolbarController] revealToolbarForTabStripChanges];
+
+  if (inForeground) {
+    AppToolbarButton* appMenuButton =
+        static_cast<AppToolbarButton*>([toolbarController_ appMenuButton]);
+    [appMenuButton onTabInsertedInForeground];
+  }
 }
 
 - (void)userChangedTheme {