Enable EULA dialog to be shown from metro Chrome.

chrome/browser/first_run/first_run.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_FIRST_RUN_FIRST_RUN_H_
 #define CHROME_BROWSER_FIRST_RUN_FIRST_RUN_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 20 matching lines @@
 // 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.
 namespace first_run {
 
 enum FirstRunBubbleMetric {
   FIRST_RUN_BUBBLE_SHOWN = 0,       // The search engine bubble was shown.
   FIRST_RUN_BUBBLE_CHANGE_INVOKED,  // The bubble's "Change" was invoked.
   NUM_FIRST_RUN_BUBBLE_METRICS
 };
 
+enum ProcessMasterPreferencesResult {
+  SHOW_FIRST_RUN = 0,           // Should show the first run flow.
+  SKIP_FIRST_RUN,               // Should skip the first run flow.
+  EULA_EXIT_NOW,                // Should immediately exit due to EULA flow.
+};
+
 // See ProcessMasterPreferences for more info about this structure.
 struct MasterPrefs {
   MasterPrefs();
   ~MasterPrefs();
 
   int ping_delay;
   bool homepage_defined;
   int do_import_items;
   int dont_import_items;
   bool make_chrome_default;
@@ skipping 49 matching lines @@
 // cmdline parameters.
 int ImportNow(Profile* profile, const CommandLine& cmdline);
 
 // Returns the path for the master preferences file.
 FilePath MasterPrefsPath();
 
 // 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
 // profile pointed to by |user_data_dir|. After processing the file, the
-// function returns true if and only if showing the first run dialog is
-// needed. The detailed settings in the preference file are reported via
-// |preference_details|.
+// function returns a value from the ProcessMasterPreferencesResult enum,
+// indicating whether the first run flow should be shown, skipped, or whether
+// the browser should exit.
 //
 // This function destroys any existing prefs file and it is meant to be
 // invoked only on first run.
 //
 // See chrome/installer/util/master_preferences.h for a description of
 // 'master_preferences' file.
-bool ProcessMasterPreferences(const FilePath& user_data_dir,
-                              MasterPrefs* out_prefs);
+ProcessMasterPreferencesResult ProcessMasterPreferences(
+    const FilePath& user_data_dir,
+    MasterPrefs* out_prefs);
 
 // Show the first run search engine bubble at the first appropriate opportunity.
 // This bubble may be delayed by other UI, like global errors and sync promos.
 class FirstRunBubbleLauncher : public content::NotificationObserver {
  public:
   // Show the bubble at the first appropriate opportunity. This function
   // instantiates a FirstRunBubbleLauncher, which manages its own lifetime.
   static void ShowFirstRunBubbleSoon();
 
  private:
   FirstRunBubbleLauncher();
   virtual ~FirstRunBubbleLauncher();
 
   // content::NotificationObserver override:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(FirstRunBubbleLauncher);
 };
 
 }  // namespace first_run
 
 #endif  // CHROME_BROWSER_FIRST_RUN_FIRST_RUN_H_