Restart running apps when chrome restarts.

chrome/browser/extensions/extension_prefs.h

Index: chrome/browser/extensions/extension_prefs.h
diff --git a/chrome/browser/extensions/extension_prefs.h b/chrome/browser/extensions/extension_prefs.h
index 0850b36a50d1802e22abf53f5353f65b4f1234d4..90d33b23894245ca45ad5c012f2bf8c47fbcae4c 100644
--- a/chrome/browser/extensions/extension_prefs.h
+++ b/chrome/browser/extensions/extension_prefs.h
@@ -289,6 +289,13 @@ class ExtensionPrefs : public ContentSettingsStore::Observer,
   const DictionaryValue* GetFilteredEvents(
       const std::string& extension_id) const;
 
+  // Records whether or not this extension is currently running.
+  void SetExtensionRunning(const std::string& extension_id, bool is_running);
+
+  // Returns whether or not this extension is marked as running. This is used to
+  // restart apps across browser restarts.
+  bool IsExtensionRunning(const std::string& extension_id);
+
   // Controls the omnibox default suggestion as set by the extension.
   ExtensionOmniboxSuggestion GetOmniboxDefaultSuggestion(
       const std::string& extension_id);