1 files changed, 59 insertions, 0 deletions
diff --git a/chromium/extensions/renderer/dispatcher_delegate.h b/chromium/extensions/renderer/dispatcher_delegate.h
new file mode 100644
index 00000000000..f00c357b7ef
--- /dev/null
+++ b/chromium/extensions/renderer/dispatcher_delegate.h
@@ -0,0 +1,59 @@
+// 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.
+
+#ifndef EXTENSIONS_RENDERER_DISPATCHER_DELEGATE_H_
+#define EXTENSIONS_RENDERER_DISPATCHER_DELEGATE_H_
+
+#include <set>
+#include <string>
+
+namespace blink {
+class WebFrame;
+}
+
+namespace extensions {
+class Dispatcher;
+class Extension;
+class ModuleSystem;
+class ResourceBundleSourceMap;
+class ScriptContext;
+class URLPatternSet;
+
+// Base class and default implementation for an extensions::Dispacher delegate.
+// DispatcherDelegate can be used to override and extend the behavior of the
+// extensions system's renderer side.
+class DispatcherDelegate {
+ public:
+  virtual ~DispatcherDelegate() {}
+
+  // Initializes origin permissions for a newly created extension context.
+  virtual void InitOriginPermissions(const Extension* extension,
+                                     bool is_extension_active) {}
+
+  // Includes additional native handlers in a ScriptContext's ModuleSystem.
+  virtual void RegisterNativeHandlers(Dispatcher* dispatcher,
+                                      ModuleSystem* module_system,
+                                      ScriptContext* context) {}
+
+  // Includes additional source resources into the resource map.
+  virtual void PopulateSourceMap(ResourceBundleSourceMap* source_map) {}
+
+  // Requires additional modules within an extension context's module system.
+  virtual void RequireAdditionalModules(ScriptContext* context,
+                                        bool is_within_platform_app) {}
+
+  // Allows the delegate to respond to an updated set of active extensions in
+  // the Dispatcher.
+  virtual void OnActiveExtensionsUpdated(
+      const std::set<std::string>& extension_ids) {}
+
+  // Sets the current Chrome channel.
+  // TODO(rockot): This doesn't belong in a generic extensions system interface.
+  // See http://crbug.com/368431.
+  virtual void SetChannel(int channel) {}
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_RENDERER_DISPATCHER_DELEGATE_H_