New first run sequence for Windows.

chrome/browser/first_run.h

Index: chrome/browser/first_run.h
===================================================================
--- chrome/browser/first_run.h	(revision 52523)
+++ chrome/browser/first_run.h	(working copy)
@@ -27,7 +27,7 @@
 // desktop shortcut.
 //
 // The way we detect first-run is by looking at a 'sentinel' file.
-// If it does not exists we understand that we need to do the first time
+// If it does not exist we understand that we need to do the first time
 // install work for this user. After that the sentinel file is created.
 class FirstRun {
  public:
@@ -65,6 +65,16 @@
   // cmdline parameters.
   static int ImportNow(Profile* profile, const CommandLine& cmdline);
 
+  // Automatically import history and home page (and search engine, if
+  // nonorganic).
+  static void AutoImport(Profile* profile,
+      bool homepage_defined,
+      int import_items,
+      int dont_import_items,
+      bool search_engine_experiment,
+      bool randomize_search_engine_experiment,
+      ProcessSingleton* process_singleton);
+
   // The master preferences is a JSON file with the same entries as the
   // 'Default\Preferences' file. This function locates this file from a standard
   // location and processes it so it becomes the default preferences in the