Added a policy to control the visibility of the apps shortcut.

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

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller_unittest.mm
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller_unittest.mm b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller_unittest.mm
index 0810bf67b94331b8db105f9d2ccb6bae6458a419..aad3242f7f984e6fc204bf09ad844a900ff9ed74 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller_unittest.mm
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller_unittest.mm
@@ -24,6 +24,7 @@
 #import "chrome/browser/ui/cocoa/view_resizer_pong.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
+#include "chrome/test/base/testing_pref_service_syncable.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/bookmarks/browser/bookmark_model.h"
 #include "components/bookmarks/browser/bookmark_utils.h"
@@ -1607,6 +1608,24 @@ TEST_F(BookmarkBarControllerTest, BookmarksWithoutAppsPageShortcut) {
             NSMinX([[[bar_ buttonView] importBookmarksButton] frame]));
 }
 
+TEST_F(BookmarkBarControllerTest, ManagedShowAppsShortcutInBookmarksBar) {
+  // By default the pref is not managed and the apps shortcut is shown.
+  TestingPrefServiceSyncable* prefs = profile()->GetTestingPrefService();
+  EXPECT_FALSE(
+      prefs->IsManagedPreference(prefs::kShowAppsShortcutInBookmarkBar));
+  EXPECT_FALSE([bar_ appsPageShortcutButtonIsHidden]);
+
+  // Hide the apps shortcut by policy, via the managed pref.
+  prefs->SetManagedPref(prefs::kShowAppsShortcutInBookmarkBar,
+                        new base::FundamentalValue(false));
+  EXPECT_TRUE([bar_ appsPageShortcutButtonIsHidden]);
+
+  // And try showing it via policy too.
+  prefs->SetManagedPref(prefs::kShowAppsShortcutInBookmarkBar,
+                        new base::FundamentalValue(true));
+  EXPECT_FALSE([bar_ appsPageShortcutButtonIsHidden]);
+}
+
 class BookmarkBarControllerOpenAllTest : public BookmarkBarControllerTest {
 public:
   virtual void SetUp() {