Revert "Refactor ProfileInfoCache in most of c/b/profiles"

chrome/browser/profiles/profile_attributes_entry.cc

Index: chrome/browser/profiles/profile_attributes_entry.cc
diff --git a/chrome/browser/profiles/profile_attributes_entry.cc b/chrome/browser/profiles/profile_attributes_entry.cc
index 0db57cbe4eb6f82f3bccbf2d3140d37f2e740d5c..3031322abfa146d812089c064c768bedf572a118 100644
--- a/chrome/browser/profiles/profile_attributes_entry.cc
+++ b/chrome/browser/profiles/profile_attributes_entry.cc
@@ -176,10 +176,6 @@ void ProfileAttributesEntry::SetShortcutName(const base::string16& name) {
   profile_info_cache_->SetShortcutNameOfProfileAtIndex(profile_index(), name);
 }
 
-void ProfileAttributesEntry::SetActiveTimeToNow() {
-  profile_info_cache_->SetProfileActiveTimeAtIndex(profile_index());
-}
-
 void ProfileAttributesEntry::SetIsOmitted(bool is_omitted) {
   profile_info_cache_->SetIsOmittedProfileAtIndex(profile_index(), is_omitted);
 }