Relanding 48042...

chrome/common/extensions/extension.cc

Index: chrome/common/extensions/extension.cc
===================================================================
--- chrome/common/extensions/extension.cc	(revision 48045)
+++ chrome/common/extensions/extension.cc	(working copy)
@@ -724,8 +724,7 @@
       being_upgraded_(false) {
   DCHECK(path.IsAbsolute());
 
-  apps_enabled_ = CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableApps);
+  apps_enabled_ = AppsAreEnabled();
   location_ = INVALID;
 
 #if defined(OS_WIN)
@@ -930,6 +929,17 @@
               chrome::kStandardSchemeSeparator + extension_id + "/");
 }
 
+// static
+bool Extension::AppsAreEnabled() {
+#if defined(OS_CHROMEOS)
+  return true;
+#else
+  static bool apps_enabled_mode =
+      CommandLine::ForCurrentProcess()->HasSwitch(switches::kEnableApps);
+  return apps_enabled_mode;
+#endif
+}
+
 bool Extension::InitFromValue(const DictionaryValue& source, bool require_key,
                               std::string* error) {
   if (source.HasKey(keys::kPublicKey)) {