Implement a Menu Item to Hide the Toolbar in Fullscreen

chrome/browser/ui/browser_command_controller.cc

Index: chrome/browser/ui/browser_command_controller.cc
diff --git a/chrome/browser/ui/browser_command_controller.cc b/chrome/browser/ui/browser_command_controller.cc
index c78428c8f95cc8b2710e244e44cf971e3b50bca5..ad8f0ca983b6c739976afa49a04c11fdbf7b448e 100644
--- a/chrome/browser/ui/browser_command_controller.cc
+++ b/chrome/browser/ui/browser_command_controller.cc
@@ -526,6 +526,9 @@ void BrowserCommandController::ExecuteCommandWithDisposition(
     case IDC_PRESENTATION_MODE:
       chrome::ToggleFullscreenMode(browser_);
       break;
+    case IDC_TOGGLE_FULLSCREEN_TOOLBAR:
+      chrome::ToggleFullscreenToolbar(browser_);
+      break;
 #endif
     case IDC_EXIT:
       Exit();
@@ -1292,6 +1295,8 @@ void BrowserCommandController::UpdateCommandsForFullscreenMode() {
   command_updater_.UpdateCommandEnabled(IDC_FULLSCREEN, fullscreen_enabled);
   command_updater_.UpdateCommandEnabled(IDC_PRESENTATION_MODE,
                                         fullscreen_enabled);
+  command_updater_.UpdateCommandEnabled(IDC_TOGGLE_FULLSCREEN_TOOLBAR,
+                                        fullscreen_enabled);
 
   UpdateCommandsForBookmarkBar();
 }