Linux: Fix regression with --kiosk.

chrome/browser/ui/startup/startup_browser_creator_impl.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_IMPL_H_
 #define CHROME_BROWSER_UI_STARTUP_STARTUP_BROWSER_CREATOR_IMPL_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 83 matching lines @@
   // If IsAppLaunch is true and the user set a pref indicating that the app
   // should open in a tab, do so.
   bool OpenApplicationTab(Profile* profile);
 
   // Invoked from Launch to handle processing of urls. This may do any of the
   // following:
   // . Invoke ProcessStartupURLs if |process_startup| is true.
   // . If |process_startup| is false, restore the last session if necessary,
   //   or invoke ProcessSpecifiedURLs.
   // . Open the urls directly.
-  void ProcessLaunchURLs(bool process_startup,
-                         const std::vector<GURL>& urls_to_open,
-                         chrome::HostDesktopType desktop_type);
+  // Returns the Browser that processed |urls_to_open|.
+  Browser* ProcessLaunchURLs(bool process_startup,
+                             const std::vector<GURL>& urls_to_open,
+                             chrome::HostDesktopType desktop_type);
 
   // Does the following:
   // . If the user's startup pref is to restore the last session (or the
   //   command line flag is present to force using last session), it is
   //   restored.
   // . Otherwise invoke ProcessSpecifiedURLs
-  // If a browser was created, true is returned.  Otherwise returns false and
-  // the caller must create a new browser.
-  bool ProcessStartupURLs(const std::vector<GURL>& urls_to_open,
-                          chrome::HostDesktopType desktop_type);
+  // Returns a pointer to a Browser if one was created, otherwise nullptr.
+  Browser* ProcessStartupURLs(const std::vector<GURL>& urls_to_open,
+                              chrome::HostDesktopType desktop_type);
 
   // Invoked from either ProcessLaunchURLs or ProcessStartupURLs to handle
   // processing of URLs where the behavior is common between process startup
   // and launch via an existing process (i.e. those explicitly specified by
   // the user somehow).  Does the following:
   // . Attempts to restore any pinned tabs from last run of chrome.
   // . If urls_to_open is non-empty, they are opened.
   // . If the user's startup pref is to launch a specific set of URLs they
   //   are opened.
   //
@@ skipping 20 matching lines @@
 
   const base::FilePath cur_dir_;
   const base::CommandLine& command_line_;
   Profile* profile_;
   StartupBrowserCreator* browser_creator_;
   bool is_first_run_;
   DISALLOW_COPY_AND_ASSIGN(StartupBrowserCreatorImpl);
 };
 
 #endif  // CHROME_BROWSER_UI_STARTUP_STARTUP_BROWSER_CREATOR_IMPL_H_