First try at a user management screen for the desktop

chrome/browser/profiles/profile_manager.h

Index: chrome/browser/profiles/profile_manager.h
diff --git a/chrome/browser/profiles/profile_manager.h b/chrome/browser/profiles/profile_manager.h
index 0333959fab0ba4937d68beecda64b186f816cd0f..f1ef00b2c959999b0d446a71e8554da3b9759678 100644
--- a/chrome/browser/profiles/profile_manager.h
+++ b/chrome/browser/profiles/profile_manager.h
@@ -178,6 +178,14 @@ class ProfileManager : public base::NonThreadSafe,
       chrome::HostDesktopType desktop_type,
       bool always_create);
 
+  // Opens a Browser with the specified profile given by |path|.
+  // If |always_create| is true then a new window is created
+  // even if a window for that profile already exists.
+  static void SwitchToProfile(
+      const base::FilePath& path,
+      chrome::HostDesktopType desktop_type,
+      bool always_create);
+
   // Profile::Delegate implementation:
   virtual void OnProfileCreated(Profile* profile,
                                 bool success,
@@ -261,6 +269,7 @@ class ProfileManager : public base::NonThreadSafe,
  private:
   friend class TestingProfileManager;
   FRIEND_TEST_ALL_PREFIXES(ProfileManagerBrowserTest, DeleteAllProfiles);
+  FRIEND_TEST_ALL_PREFIXES(ProfileManagerBrowserTest, SwitchToProfile);
 
   // This struct contains information about profiles which are being loaded or
   // were loaded.