Fixes couple of bugs triggered on chromeos when restoring a tab:

chrome/browser/sessions/persistent_tab_restore_service.cc

Index: chrome/browser/sessions/persistent_tab_restore_service.cc
diff --git a/chrome/browser/sessions/persistent_tab_restore_service.cc b/chrome/browser/sessions/persistent_tab_restore_service.cc
index d8df61b4bb9f9d367999cd88be363579823d9336..8f561f6c8b6a2f496e85318ecc6cac04cdbb7b79 100644
--- a/chrome/browser/sessions/persistent_tab_restore_service.cc
+++ b/chrome/browser/sessions/persistent_tab_restore_service.cc
@@ -318,10 +318,17 @@ void PersistentTabRestoreService::Delegate::OnAddEntry() {
 }
 
 void PersistentTabRestoreService::Delegate::LoadTabsFromLastSession() {
-  if (load_state_ != NOT_LOADED ||
-      tab_restore_service_helper_->entries().size() == kMaxEntries)
+  if (load_state_ != NOT_LOADED)
     return;
 
+  if (tab_restore_service_helper_->entries().size() == kMaxEntries) {
+    // We already have the max number of entries we can take. There is no point
+    // in attempting to load since we'll just drop the results. Skip to loaded.
+    load_state_ = (LOADING | LOADED_LAST_SESSION | LOADED_LAST_TABS);
+    LoadStateChanged();
+    return;
+  }
+
 #if !defined(ENABLE_SESSION_SERVICE)
   // If sessions are not stored in the SessionService, default to
   // |LOADED_LAST_SESSION| state.
@@ -818,6 +825,7 @@ void PersistentTabRestoreService::Delegate::LoadStateChanged() {
   const Entries& entries = tab_restore_service_helper_->entries();
   if (staging_entries_.empty() || entries.size() >= kMaxEntries) {
     staging_entries_.clear();
+    tab_restore_service_helper_->NotifyLoaded();
     return;
   }
 
@@ -850,6 +858,8 @@ void PersistentTabRestoreService::Delegate::LoadStateChanged() {
 
   tab_restore_service_helper_->PruneEntries();
   tab_restore_service_helper_->NotifyTabsChanged();
+
+  tab_restore_service_helper_->NotifyLoaded();
 }
 
 void PersistentTabRestoreService::Delegate::RemoveEntryByID(