Revert 156659 - Restart running apps when chrome restarts.

chrome/browser/extensions/extension_prefs.cc

Index: chrome/browser/extensions/extension_prefs.cc
diff --git a/chrome/browser/extensions/extension_prefs.cc b/chrome/browser/extensions/extension_prefs.cc
index e0450220ef2d2dcaa065071527065a7dab949130..3b536c0064e02ec4ec87ea3d52e3432c1f82d19b 100644
--- a/chrome/browser/extensions/extension_prefs.cc
+++ b/chrome/browser/extensions/extension_prefs.cc
@@ -36,9 +36,6 @@ namespace {
 
 // Additional preferences keys
 
-// Whether this extension was running when chrome last shutdown.
-const char kPrefRunning[] = "running";
-
 // Where an extension was installed from. (see Extension::Location)
 const char kPrefLocation[] = "location";
 
@@ -1100,21 +1097,6 @@ void ExtensionPrefs::SetRegisteredEvents(
   UpdateExtensionPref(extension_id, kRegisteredEvents, value);
 }
 
-void ExtensionPrefs::SetExtensionRunning(const std::string& extension_id,
-    bool is_running) {
-  Value* value = Value::CreateBooleanValue(is_running);
-  UpdateExtensionPref(extension_id, kPrefRunning, value);
-}
-
-bool ExtensionPrefs::IsExtensionRunning(const std::string& extension_id) {
-  const DictionaryValue* extension = GetExtensionPref(extension_id);
-  if (!extension)
-    return false;
-  bool running = false;
-  extension->GetBoolean(kPrefRunning, &running);
-  return running;
-}
-
 ExtensionOmniboxSuggestion
 ExtensionPrefs::GetOmniboxDefaultSuggestion(const std::string& extension_id) {
   ExtensionOmniboxSuggestion suggestion;