Add managed user avatar menu for mac.

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 c17c34d79d1bce4175d7df18a644027493ccdfcf..70feb0165ac7e3c863fb0d1f8210dd3ee56e76a1 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller.mm
+++ b/chrome/browser/ui/cocoa/browser_window_controller.mm
@@ -18,6 +18,7 @@
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/devtools/devtools_window.h"
+#include "chrome/browser/managed_mode/managed_user_service.h"
 #include "chrome/browser/profiles/avatar_menu_model.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
@@ -1625,6 +1626,8 @@ enum {
   // TODO(dmaclach): Instead of redrawing the whole window, views that care
   // about the active window state should be registering for notifications.
   [[self window] setViewsNeedDisplay:YES];
+  if (avatarButtonController_.get())
+    [avatarButtonController_ updateColors:[self themeProvider]];
 }
 
 - (ui::ThemeProvider*)themeProvider {
@@ -1726,6 +1729,16 @@ enum {
   // image to display based on the browser.
   avatarButtonController_.reset(
       [[AvatarButtonController alloc] initWithBrowser:browser_.get()]);
+  if ([avatarButtonController_ labelView]) {
+    [avatarButtonController_ updateColors:[self themeProvider]];
+    NSTextField* label = [avatarButtonController_ labelView];
+    [label setNeedsDisplay:YES];
+    [label setHidden:![self shouldShowAvatar]];
+
+    // Install the view.
+    [[avatarButtonController_ view] addSubview:label];
+  }
+
   NSView* view = [avatarButtonController_ view];
   [view setAutoresizingMask:NSViewMinXMargin | NSViewMinYMargin];
   [view setHidden:![self shouldShowAvatar]];