Make "source" a required argument of AppLaunchParams and fill in the argument in all call points.

chrome/browser/ui/views/frame/browser_window_property_manager_browsertest_win.cc

 // Copyright 2013 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 <string>
 
 #include <shlobj.h>  // Must be before propkey.
 #include <propkey.h>
 #include <shellapi.h>
 
 #include "base/command_line.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/scoped_comptr.h"
 #include "base/win/scoped_propvariant.h"
 #include "base/win/windows_version.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profile_shortcut_manager_win.h"
 #include "chrome/browser/profiles/profiles_state.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_iterator.h"
 #include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/extensions/app_launch_params.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/browser/web_applications/web_app_win.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/test_switches.h"
 #include "content/public/test/test_utils.h"
+#include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "ui/views/win/hwnd_util.h"
 
 typedef ExtensionBrowserTest BrowserWindowPropertyManagerTest;
 
 namespace {
 
 // An observer that resumes test code after a new profile is initialized by
 // quitting the message loop it's blocked on.
 void UnblockOnProfileCreation(Profile* profile,
@@ skipping 188 matching lines @@
 
   // This test checks HWND properties that are only available on Win7+.
   if (base::win::GetVersion() < base::win::VERSION_WIN7)
     return;
 
   // Load an app.
   const extensions::Extension* extension =
       LoadExtension(test_data_dir_.AppendASCII("app/"));
   EXPECT_TRUE(extension);
 
-  OpenApplication(AppLaunchParams(browser()->profile(),
-                                  extension,
-                                  extensions::LAUNCH_CONTAINER_WINDOW,
-                                  NEW_FOREGROUND_TAB));
+  OpenApplication(AppLaunchParams(
+      browser()->profile(), extension, extensions::LAUNCH_CONTAINER_WINDOW,
+      NEW_FOREGROUND_TAB, extensions::SOURCE_UNTRACKED));
 
   // Check that the new browser has an app name.
   // The launch should have created a new browser.
   ASSERT_EQ(2u,
             chrome::GetBrowserCount(browser()->profile(),
                                     browser()->host_desktop_type()));
 
   // Find the new browser.
   Browser* app_browser = nullptr;
   for (chrome::BrowserIterator it; !it.done() && !app_browser; it.Next()) {
     if (*it != browser())
       app_browser = *it;
   }
   ASSERT_TRUE(app_browser);
   ASSERT_TRUE(app_browser != browser());
 
   WaitAndValidateBrowserWindowProperties(
       base::Bind(&ValidateHostedAppWindowProperties, app_browser, extension));
 }