Declarative content scripts: Browser-side: per-extension shared memory regions (lazily loaded)

extensions/shell/browser/shell_extension_system.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/shell/browser/shell_extension_system.h"
 
 #include <string>
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
@@ skipping 175 matching lines @@
 ContentVerifier* ShellExtensionSystem::content_verifier() {
   return NULL;
 }
 
 scoped_ptr<ExtensionSet> ShellExtensionSystem::GetDependentExtensions(
     const Extension* extension) {
   scoped_ptr<ExtensionSet> empty(new ExtensionSet());
   return empty.PassAs<ExtensionSet>();
 }
 
+DeclarativeUserScriptMaster*
+ShellExtensionSystem::GetDeclarativeUserScriptMasterByExtension(
+    const ExtensionId& extension_id) {
+  return NULL;
+}
+
 }  // namespace extensions