Add a new component app Guide to Chrome (code name GeniusApp) to replace HelpApp. Add a command lin…

chrome/browser/ui/chrome_pages.cc

Index: chrome/browser/ui/chrome_pages.cc
diff --git a/chrome/browser/ui/chrome_pages.cc b/chrome/browser/ui/chrome_pages.cc
index 34d9b6bc1c8eebd88a09ef99a98e4a27d5b24e27..b9f3c8af83a7db0d1309eaaf8785c198a9ef1d4b 100644
--- a/chrome/browser/ui/chrome_pages.cc
+++ b/chrome/browser/ui/chrome_pages.cc
@@ -4,20 +4,25 @@
 
 #include "chrome/browser/ui/chrome_pages.h"
 
+#include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/download/download_shelf.h"
+#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/signin/signin_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_navigator.h"
 #include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/ui/singleton_tabs.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/webui/options/content_settings_handler.h"
+#include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/user_metrics.h"
 #include "google_apis/gaia/gaia_urls.h"
@@ -28,6 +33,10 @@
 #include "chrome/browser/enumerate_modules_model_win.h"
 #endif
 
+#if defined(OS_CHROMEOS)
+#include "chrome/browser/chromeos/genius_app/app_id.h"
+#endif
+
 using content::UserMetricsAction;
 
 namespace chrome {
@@ -126,6 +135,16 @@ void ShowConflicts(Browser* browser) {
 
 void ShowHelp(Browser* browser, HelpSource source) {
   content::RecordAction(UserMetricsAction("ShowHelpTab"));
+#if defined(OS_CHROMEOS) && defined(OFFICIAL_BUILD)
+  const CommandLine* command_line = CommandLine::ForCurrentProcess();
+  if (!command_line->HasSwitch(switches::kDisableGeniusApp)) {
+    Profile* profile = ProfileManager::GetDefaultProfileOrOffTheRecord();
+    const extensions::Extension* extension = profile->GetExtensionService()->
+        GetInstalledExtension(genius_app::kGeniusAppId);
+    OpenApplication(AppLaunchParams(profile, extension, 0));
+    return;
+  }
+#endif
   GURL url;
   switch (source) {
     case HELP_SOURCE_KEYBOARD: