Adding fullscreen mode access to chrome.fileBrowserPrivate API.

chrome/browser/extensions/extension_file_browser_private_api.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/extensions/extension_file_browser_private_api.h"
 
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
 #include "base/logging.h"
 #include "base/memory/singleton.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/time.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/extensions/file_browser_event_router.h"
 #include "chrome/browser/extensions/extension_event_router.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/extensions/file_manager_util.h"
 #include "chrome/browser/extensions/process_map.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/views/select_file_dialog_extension.h"
 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/file_browser_handler.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/child_process_security_policy.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/site_instance.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 1648 matching lines @@
   SET_STRING(IDS_FILE_BROWSER, ENQUEUE);
 #undef SET_STRING
 
   ChromeURLDataManager::DataSource::SetFontAndTextDirection(dict);
 
   dict->SetString("PLAY_MEDIA",
       l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_PLAY));
 
   return true;
 }
+
+bool ToggleFullscreenFunction::RunImpl() {
+  Browser* browser = GetCurrentBrowser();
+  if (browser) {
+    browser->ToggleFullscreenMode(false);
+  }
+  return true;
+}
+
+// There is no notification to tell us when the user enters/leaves the
+// fullscreen mode using the built-in Chrome controls. All we can do is
+// query the current fullscreen state.
+bool IsFullscreenFunction::RunImpl() {
+  Browser* browser = GetCurrentBrowser();
+  result_.reset(Value::CreateBooleanValue(
+      browser && browser->window() && browser->window()->IsFullscreen()));
+  return true;
+}