Remove all the ephemeral apps code.

chrome/browser/chromeos/policy/device_local_account_browsertest.cc

 // Copyright (c) 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 <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "ash/shell.h"
@@ skipping 816 matching lines @@
   void Wait() {
     if (!observed_)
       run_loop_.Run();
   }
 
  private:
   // extensions::ExtensionRegistryObserver:
   void OnExtensionWillBeInstalled(content::BrowserContext* browser_context,
                                   const extensions::Extension* extension,
                                   bool is_update,
-                                  bool from_ephemeral,
                                   const std::string& old_name) override {
     if (waiting_extension_id_ == extension->id()) {
       observed_ = true;
       run_loop_.Quit();
     }
   }
 
   // content::NotificationObserver:
   void Observe(int type,
                const content::NotificationSource& source,
@@ skipping 1588 matching lines @@
   ASSERT_TRUE(content::ExecuteScript(contents_,
                                      "$('tos-accept-button').click();"));
 
   WaitForSessionStart();
 }
 
 INSTANTIATE_TEST_CASE_P(TermsOfServiceDownloadTestInstance,
                         TermsOfServiceDownloadTest, testing::Bool());
 
 }  // namespace policy