Implement the Windows desktop search redirection feature.

chrome/browser/ui/startup/startup_browser_creator.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_STARTUP_STARTUP_BROWSER_CREATOR_H_
 #define CHROME_BROWSER_UI_STARTUP_STARTUP_BROWSER_CREATOR_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 81 matching lines @@
   }
 
   void set_show_main_browser_window(bool show_main_browser_window) {
     show_main_browser_window_ = show_main_browser_window;
   }
 
   bool show_main_browser_window() const {
     return show_main_browser_window_;
   }
 
+  bool show_desktop_search_redirection_infobar() const {
+    return show_desktop_search_redirection_infobar_;
+  }
+
   // For faking that no profiles have been launched yet.
   static void ClearLaunchedProfilesForTesting();
 
   static void RegisterLocalStatePrefs(PrefRegistrySimple* registry);
 
 #if defined(OS_WIN)
   // Setting Chrome as the default browser in Windows 10+ requires a specific
   // url to be opened through openwith.exe. This url is intercepted in
   // ProcessCmdLineImpl when the callback is set. See DefaultBrowserWorker in
   // shell_integration.h for more details. Only call this on the UI
@@ skipping 14 matching lines @@
  private:
   friend class CloudPrintProxyPolicyTest;
   friend class CloudPrintProxyPolicyStartupTest;
   friend class StartupBrowserCreatorImpl;
   FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest,
                            ReadingWasRestartedAfterNormalStart);
   FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest,
                            ReadingWasRestartedAfterRestart);
   FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, UpdateWithTwoProfiles);
   FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorTest, LastUsedProfileActivated);
-  FRIEND_TEST_ALL_PREFIXES(StartupBrowserCreatorWinTest,
-                           GetURLsFromCommandLineWithDesktopSearchURL);
 
   bool ProcessCmdLineImpl(const base::CommandLine& command_line,
                           const base::FilePath& cur_dir,
                           bool process_startup,
                           Profile* last_used_profile,
                           const Profiles& last_opened_profiles);
 
-  // Returns the list of URLs to open from the command line. The returned
-  // vector is empty if the user didn't specify any URLs on the command line.
+  // Returns the list of URLs to open from the command line. The returned vector
+  // is empty if the user didn't specify any URLs on the command line.
+  // |show_search_redirection_infobar| is set to true if an infobar should be
+  // shown to inform the user that a desktop search has been redirected to the
+  // default search engine.
   static std::vector<GURL> GetURLsFromCommandLine(
       const base::CommandLine& command_line,
       const base::FilePath& cur_dir,
-      Profile* profile);
+      Profile* profile,
+      bool* show_desktop_search_redirection_infobar);
 
   // This function performs command-line handling and is invoked only after
   // start up (for example when we get a start request for another process).
   // |command_line| holds the command line being processed.
   // |cur_dir| is the current working directory that the original process was
   // invoked from.
   // |profile| is the profile the apps will be launched in.
   static bool ProcessLoadApps(const base::CommandLine& command_line,
                               const base::FilePath& cur_dir,
                               Profile* profile);
@@ skipping 14 matching lines @@
 
   // True if the set-as-default dialog has been explicitly suppressed.
   // This information is used to allow the default browser prompt to show on
   // first-run when the dialog has been suppressed.
   bool is_default_browser_dialog_suppressed_;
 
   // Whether the browser window should be shown immediately after it has been
   // created. Default is true.
   bool show_main_browser_window_;
 
+  // Whether an infobar should be shown to inform the user that a desktop search
+  // has been redirected to the default search engine.
+  bool show_desktop_search_redirection_infobar_;
+
   // True if we have already read and reset the preference kWasRestarted. (A
   // member variable instead of a static variable inside WasRestarted because
   // of testing.)
   static bool was_restarted_read_;
 
   static bool in_synchronous_profile_launch_;
 
   DISALLOW_COPY_AND_ASSIGN(StartupBrowserCreator);
 };
 
 // Returns true if |profile| has exited uncleanly and has not been launched
 // after the unclean exit.
 bool HasPendingUncleanExit(Profile* profile);
 
 // Returns the path that contains the profile that should be loaded on process
 // startup.
 base::FilePath GetStartupProfilePath(const base::FilePath& user_data_dir,
                                      const base::CommandLine& command_line);
 
 #endif  // CHROME_BROWSER_UI_STARTUP_STARTUP_BROWSER_CREATOR_H_