Introduce profile for lock screen apps

chrome/browser/chromeos/drive/file_system_util.cc

Index: chrome/browser/chromeos/drive/file_system_util.cc
diff --git a/chrome/browser/chromeos/drive/file_system_util.cc b/chrome/browser/chromeos/drive/file_system_util.cc
index dbb73a7baea8421a08d3f831fb6ae8b6517c4860..4ff9eb2d47118c8e74b6381c6b3a417ef6492bd0 100644
--- a/chrome/browser/chromeos/drive/file_system_util.cc
+++ b/chrome/browser/chromeos/drive/file_system_util.cc
@@ -158,7 +158,8 @@ Profile* ExtractProfileFromPath(const base::FilePath& path) {
   for (size_t i = 0; i < profiles.size(); ++i) {
     Profile* original_profile = profiles[i]->GetOriginalProfile();
     if (original_profile == profiles[i] &&
-        !chromeos::ProfileHelper::IsSigninProfile(original_profile)) {
+        !chromeos::ProfileHelper::IsSigninProfile(original_profile) &&
+        !chromeos::ProfileHelper::IsLockScreenAppProfile(original_profile)) {
       const base::FilePath base = GetDriveMountPointPath(original_profile);
       if (base == path || base.IsParent(path))
         return original_profile;