Restore all profiles which were active when restoring the last open pages.

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 9a726aabbd53df11ae839892562fe0edae3068e9..8ce59cb8da3e5a093eeef85bfe9170a123d0ea32 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -930,6 +930,9 @@ const char kProfileName[] = "profile.name";
 // Directory of the last profile used.
 const char kProfileLastUsed[] = "profile.last_used";
 
+// List of directories of the profiles last active.
+const char kProfilesLastActive[] = "profile.last_active_profiles";
+
 // Total number of profiles created for this Chrome build. Used to tag profile
 // directories.
 const char kProfilesNumCreated[] = "profile.profiles_created";