Enable fullscreen for apps windows

chrome/browser/ui/browser_command_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/browser_command_controller.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 1082 matching lines @@
   command_updater_.UpdateCommandEnabled(IDC_IMPORT_SETTINGS, options_enabled);
 
   command_updater_.UpdateCommandEnabled(IDC_EDIT_SEARCH_ENGINES, show_main_ui);
   command_updater_.UpdateCommandEnabled(IDC_VIEW_PASSWORDS, show_main_ui);
   command_updater_.UpdateCommandEnabled(IDC_ABOUT, show_main_ui);
   command_updater_.UpdateCommandEnabled(IDC_SHOW_APP_MENU, show_main_ui);
 #if defined (ENABLE_PROFILING) && !defined(NO_TCMALLOC)
   command_updater_.UpdateCommandEnabled(IDC_PROFILING_ENABLED, show_main_ui);
 #endif
 
-  // Disable explicit fullscreen toggling when in metro snap mode.
-  bool fullscreen_enabled = !browser_->is_type_panel() &&
-                            !browser_->is_app() &&
-                            fullscreen_mode != FULLSCREEN_METRO_SNAP;
+  // Disable explicit fullscreen toggling for app-panels and when in metro snap
+  // mode.
+  bool fullscreen_enabled =
+      !(browser_->is_type_panel() && browser_->is_app()) &&
+      fullscreen_mode != FULLSCREEN_METRO_SNAP;
 #if defined(OS_MACOSX)
   // The Mac implementation doesn't support switching to fullscreen while
   // a tab modal dialog is displayed.
   int tabIndex = chrome::IndexOfFirstBlockedTab(browser_->tab_strip_model());
   bool has_blocked_tab = tabIndex != browser_->tab_strip_model()->count();
   fullscreen_enabled &= !has_blocked_tab;
 #endif
 
   command_updater_.UpdateCommandEnabled(IDC_FULLSCREEN, fullscreen_enabled);
   command_updater_.UpdateCommandEnabled(IDC_PRESENTATION_MODE,
@@ skipping 67 matching lines @@
 
 BrowserWindow* BrowserCommandController::window() {
   return browser_->window();
 }
 
 Profile* BrowserCommandController::profile() {
   return browser_->profile();
 }
 
 }  // namespace chrome