[Mac] Refactor Cocoa fullscreen code

chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.mm

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.mm
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.mm b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.mm
index c27d9d62d2860448ae7a87256b605530a4e7b915..9a776df6af75289cc49cc6ad2971e37165a6d043 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.mm
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.mm
@@ -8,6 +8,7 @@
 
 #import "base/mac/bundle_locations.h"
 #import "base/mac/foundation_util.h"
+#include "base/mac/mac_util.h"
 #import "base/mac/sdk_forward_declarations.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/sys_string_conversions.h"
@@ -41,7 +42,6 @@
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_name_folder_controller.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/menu_button.h"
-#import "chrome/browser/ui/cocoa/presentation_mode_controller.h"
 #import "chrome/browser/ui/cocoa/themed_window.h"
 #import "chrome/browser/ui/cocoa/toolbar/toolbar_controller.h"
 #import "chrome/browser/ui/cocoa/view_id_util.h"
@@ -536,15 +536,15 @@ CGFloat BookmarkRightMargin() {
 
   // Watch for things going to or from fullscreen.
   [[NSNotificationCenter defaultCenter]
-    addObserver:self
-       selector:@selector(willEnterOrLeaveFullscreen:)
-           name:kWillEnterFullscreenNotification
-         object:nil];
+      addObserver:self
+         selector:@selector(willEnterOrLeaveFullscreen:)
+             name:NSWindowWillEnterFullScreenNotification
+           object:nil];
   [[NSNotificationCenter defaultCenter]
-    addObserver:self
-       selector:@selector(willEnterOrLeaveFullscreen:)
-           name:kWillLeaveFullscreenNotification
-         object:nil];
+      addObserver:self
+         selector:@selector(willEnterOrLeaveFullscreen:)
+             name:NSWindowWillExitFullScreenNotification
+           object:nil];
 
   // Don't pass ourself along (as 'self') until our init is completely
   // done.  Thus, this call is (almost) last.