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

chrome/test/ppapi/ppapi_browsertest.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 "base/path_service.h"
 #include "base/test/test_timeouts.h"
 #include "build/build_config.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_navigator.h"
 #include "chrome/browser/ui/extensions/app_launch_params.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chrome/test/nacl/nacl_browsertest_util.h"
 #include "chrome/test/ppapi/ppapi_test.h"
 #include "components/content_settings/core/browser/host_content_settings_map.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/test/javascript_test_observer.h"
 #include "content/public/test/test_renderer_host.h"
+#include "extensions/common/constants.h"
 #include "extensions/test/extension_test_message_listener.h"
 #include "ppapi/shared_impl/test_harness_utils.h"
 
 using content::RenderViewHost;
 
 // This macro finesses macro expansion to do what we want.
 #define STRIP_PREFIXES(test_name) ppapi::StripTestPrefixes(#test_name)
 // Turn the given token into a string. This allows us to use precompiler stuff
 // to turn names into DISABLED_Foo, but still pass a string to RunTest.
 #define STRINGIFY(test_name) #test_name
@@ skipping 1312 matching lines @@
     ASSERT_TRUE(PathService::Get(chrome::DIR_GEN_TEST_DATA, &data_dir));
     base::FilePath app_dir = data_dir.AppendASCII("ppapi")
                                      .AppendASCII("tests")
                                      .AppendASCII("extensions")
                                      .AppendASCII("packaged_app")
                                      .AppendASCII("newlib");
 
     const extensions::Extension* extension = LoadExtension(app_dir);
     ASSERT_TRUE(extension);
 
-    AppLaunchParams params(browser()->profile(),
-                           extension,
-                           extensions::LAUNCH_CONTAINER_NONE,
-                           NEW_WINDOW);
+    AppLaunchParams params(browser()->profile(), extension,
+                           extensions::LAUNCH_CONTAINER_NONE, NEW_WINDOW,
+                           extensions::SOURCE_UNTRACKED);
     params.command_line = *CommandLine::ForCurrentProcess();
     OpenApplication(params);
   }
 };
 
 // Load a packaged app, and wait for it to successfully post a "hello" message
 // back.
 IN_PROC_BROWSER_TEST_F(PackagedAppTest, SuccessfulLoad) {
   ExtensionTestMessageListener listener("hello", true);
   LaunchTestingApp();
   EXPECT_TRUE(listener.WaitUntilSatisfied());
 }