Put the pop-up app launcher behind a compile-time flag, and provide defines.

chrome/browser/ui/startup/startup_browser_creator_impl.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/startup/startup_browser_creator_impl.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 33 matching lines @@
 #include "chrome/browser/profiles/profile_io_data.h"
 #include "chrome/browser/protector/protected_prefs_watcher.h"
 #include "chrome/browser/protector/protector_service.h"
 #include "chrome/browser/protector/protector_service_factory.h"
 #include "chrome/browser/protector/protector_utils.h"
 #include "chrome/browser/rlz/rlz.h"
 #include "chrome/browser/sessions/session_restore.h"
 #include "chrome/browser/sessions/session_service.h"
 #include "chrome/browser/sessions/session_service_factory.h"
 #include "chrome/browser/shell_integration.h"
-#include "chrome/browser/ui/app_list/app_list_controller.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_navigator.h"
 #include "chrome/browser/ui/browser_tabrestore.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/ui/startup/autolaunch_prompt.h"
 #include "chrome/browser/ui/startup/bad_flags_prompt.h"
@@ skipping 42 matching lines @@
 #endif
 
 #if defined(TOOLKIT_GTK)
 #include "chrome/browser/ui/gtk/gtk_util.h"
 #endif
 
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
 #endif
 
+#if defined(ENABLE_APP_LIST)
+#include "chrome/browser/ui/app_list/app_list_controller.h"
+#endif
+
 using content::ChildProcessSecurityPolicy;
 using content::WebContents;
 using extensions::Extension;
 using protector::ProtectedPrefsWatcher;
 using protector::ProtectorService;
 using protector::ProtectorServiceFactory;
 
 extern bool in_synchronous_profile_launch;
 
 namespace {
@@ skipping 228 matching lines @@
       g_browser_process->CreateDevToolsHttpProtocolHandler(
           profile,
           "127.0.0.1",
           static_cast<int>(port),
           frontend_str);
     } else {
       DLOG(WARNING) << "Invalid http debugger port number " << port;
     }
   }
 
+#if defined(ENABLE_APP_LIST)
   app_list_controller::CheckAppListTaskbarShortcut();
   if (command_line_.HasSwitch(switches::kShowAppList)) {
     app_list_controller::ShowAppList();
     return true;
   }
+#endif
 
   // Open the required browser windows and tabs. First, see if
   // we're being run as an application window. If so, the user
   // opened an app shortcut.  Don't restore tabs or open initial
   // URLs in that case. The user should see the window as an app,
   // not as chrome.
   // Special case is when app switches are passed but we do want to restore
   // session. In that case open app window + focus it after session is restored.
   content::WebContents* app_contents = NULL;
   if (OpenApplicationWindow(profile, &app_contents)) {
@@ skipping 668 matching lines @@
 
 #if !defined(OS_WIN) || defined(USE_AURA)
 // static
 bool StartupBrowserCreatorImpl::OpenStartupURLsInExistingBrowser(
     Profile* profile,
     const std::vector<GURL>& startup_urls) {
   return false;
 }
 #endif